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Top 10 Swiss-Type CNC Machining Companies in Switzerland (2026 Buyer’s Guide)

Views: 0     Author: NAITE TECH Engineering Team     Publish Time: 2026-10-28      Origin: Site

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Swiss CNC machining companies in Switzerland.jpg

Switzerland has a long history of precision turning, particularly in the Jura region, where décolletage and small-part manufacturing have developed into highly specialized industries.

Today, Swiss manufacturers combine traditional automatic turning methods with modern CNC sliding-headstock machines to produce miniature shafts, connector components, medical parts, watchmaking components, and other precision-engineered products.

However, not every Swiss precision turning manufacturer offers the same capabilities. Some specialize in micro-components below 2 mm in diameter, while others focus on complex multi-axis machining, high-volume production, or tightly controlled manufacturing for regulated industries.

For engineers and purchasing teams, choosing the right supplier requires understanding these differences.

This 2026 buyer's guide compares 10 Swiss-type CNC machining companies in Switzerland, focusing on publicly documented equipment, manufacturing specialties, quality systems, and suitability for different precision turning projects.

It also explains how to evaluate Swiss CNC suppliers, prepare an accurate RFQ, and decide whether Switzerland-based or overseas manufacturing is more appropriate.

Research note: This guide was prepared by the NAITE TECH Engineering Team using publicly available manufacturer information reviewed in October 2026. It is intended as a supplier research resource, not an independently audited ranking of manufacturing quality, pricing, or delivery performance. Equipment availability and certification status should be confirmed directly with each manufacturer.

Swiss-Type CNC Machining Companies in Switzerland: Quick Comparison

Switzerland offers several specialized manufacturers with CNC sliding-headstock turning, precision micro-turning, and complementary automatic machining capabilities.

The following comparison highlights ten companies worth evaluating for custom Swiss CNC machined parts.

Company

Location

Documented Machining Capability

Best Suited For

Polydec SA

Biel/Bienne

5–10-axis CNC sliding-headstock turning; Ø0.05–6 mm overall micro-turning range

Ultra-small precision components

Nachbur AG

Holderbank

CNC Swiss-type turning, published Ø0.5–32 mm range

Complex precision turned parts and series production

binder precision parts ag

Grenchen

49 CNC sliding-headstock automatic lathes, up to Ø32 mm depending on equipment

Connector components and repeat production

Andres AG Präzisionsdrehteile

Lohn-Ammannsegg

Citizen and Tornos CNC sliding-headstock equipment

Medical and technical precision turned parts

TRICO AG

Grenchen

26 CNC long-part turning machines, published Ø1–50 mm capability

Complex precision long-turned components

Boillat Décolletage SA

Loveresse

CNC sliding- and fixed-headstock turning, plus cam-controlled machines

Multi-industry precision components

easyDec SA

Delémont

CNC and Deco 10 machining, plus micro-component milling

Watchmaking and connector micro-components

Kohler Décolletage SA

Moutier

Tornos cam-controlled machines and SwissNano CNC turning

Small-diameter precision parts

Decobar Swiss SA

Yverdon-les-Bains

Citizen, Tsugami, and Star CNC Swiss-type lathes

Watchmaking and complex micromechanical parts

Roger Maeder SA

Court

Tornos cam-controlled turning and documented SwissNano CNC equipment

Miniature turned parts and repeat production

The machining ranges shown above reflect each company's published information. They should not be interpreted as universal limits for every machine or as guaranteed tolerances for all components.

For example, a manufacturer's total turning range may include both Swiss-type and conventional CNC lathes.

The best supplier depends on the part's geometry, material, critical tolerances, manufacturing volume, inspection requirements, and delivery conditions.

Swiss CNC precision turned pins shafts and threaded components.jpg

Top 10 Swiss-Type CNC Machining Companies in Switzerland

The following manufacturers have publicly documented CNC sliding-headstock or closely related precision automatic turning capabilities.

Their order is intended to support comparison, not to establish an independently verified ranking.

1. Polydec SA

Location: Biel/Bienne, Switzerland

Best For: Ultra-small precision turned parts, micro-components, and demanding dimensional requirements.

Polydec SA is a Swiss manufacturer specializing in high-precision micro-turning.

Based in Biel/Bienne, the company produces miniature turned components for the watchmaking, medical, automotive, and electronics industries.

Unlike manufacturers primarily serving medium-sized mechanical components, Polydec focuses on exceptionally small parts. Its published machining information indicates that many of its components have diameters below 2 mm.

Swiss CNC Machining Capabilities

Polydec operates CNC automatic lathes with sliding headstocks and 5 to 10 axes, alongside Escomatic turning equipment.

According to its official technical information, its overall micro-turning capabilities cover:

  • Component diameters from approximately Ø0.05 to Ø6 mm.

  • Maximum component lengths of approximately 80 mm.

  • Multi-axis CNC sliding-headstock machining.

  • Complex micro-components and high-volume simple turned parts.

  • Feature-specific tolerances as tight as ±2 µm under suitable conditions.

The published ±2 µm capability is particularly relevant for precision micro-components. However, it depends on material, geometry, manufacturing conditions, and inspection requirements.

Polydec also publishes ISO 9001, ISO 13485, and IATF 16949 certifications, among other management-system certifications.

Typical Applications

Medical micro-components, precision electronic contacts, miniature shafts, watchmaking parts, and small automotive components.

Why Consider Polydec?

Polydec is worth evaluating when component size and dimensional control are the primary manufacturing challenges.

Its combination of CNC sliding-headstock machining and Escomatic production provides different manufacturing options for complex micro-parts and relatively simple components produced in larger volumes.

Buyer Considerations

For critical micro-components, confirm minimum feature sizes, material availability, inspection methods, and achievable tolerances for the exact geometry.

A published micro-turning capability does not automatically establish feasibility for every miniature hole, thread, or internal feature.

Official Source: Polydec – Precision Micro-Turning Capabilities

2. Nachbur AG

Location: Holderbank, Switzerland

Best For: Complex Swiss-type CNC turned parts, demanding tolerances, and recurring industrial production.

Nachbur AG is a Swiss precision manufacturing company providing CNC turning, milling, grinding, and related manufacturing services.

Located in Holderbank, the company serves industrial applications where dimensional consistency, surface quality, and repeatable production are important.

Its CNC machining services distinguish between conventional CNC turning, Swiss-type turning, and mill-turn manufacturing.

Swiss CNC Machining Capabilities

Nachbur publishes separate technical ranges for its turning processes.

Its stated CNC Swiss-type turning capabilities include:

  • Component diameters from Ø0.5 to Ø32 mm.

  • Part lengths up to 750 mm.

  • Published tolerance capability below 0.005 mm for suitable applications.

  • CNC sliding-headstock machining for slender and complex turned parts.

  • Complementary milling, grinding, cleaning, and surface treatment services.

The company also lists conventional CNC turning capabilities extending to larger diameters.

These larger conventional turning capacities should not be confused with the limits of its Swiss-type equipment.

Typical Applications

Precision shafts, hydraulic components, measurement equipment parts, mechanical fittings, and complex turned parts for industrial machinery.

Why Consider Nachbur?

Nachbur is a relevant candidate for complex precision parts requiring controlled series production.

Its combination of Swiss-type turning, conventional turning, milling, and grinding may be useful when a component requires additional manufacturing operations beyond the initial turning process.

Buyer Considerations

Buyers should confirm whether a proposed part will be produced on a sliding-headstock or conventional CNC machine.

For demanding tolerances, request confirmation of the critical characteristics, production setup, and inspection method.

Official Source: Nachbur – CNC Swiss-Type Turning

3. binder precision parts ag

Location: Grenchen, Switzerland

Best For: Connector components, precision turned parts, and repeat-production programs.

binder precision parts ag is a Swiss manufacturer based in Grenchen and affiliated with the binder Group, a specialist in electrical connector technology.

The company manufactures precision turned components, particularly for connector-related applications.

Its production operation combines CNC Swiss-type machining, CNC multi-spindle turning, cam-controlled automatic turning, and rotary transfer machining.

Swiss CNC Machining Capabilities

According to its published production information, binder operates:

  • 49 CNC sliding-headstock automatic lathes.

  • CNC Swiss-type machining for materials up to Ø32 mm, depending on the machine.

  • 12 CNC multi-spindle automatic lathes.

  • 19 cam-controlled Swiss-type automatic lathes.

  • Additional rotary transfer manufacturing equipment.

These figures refer to different manufacturing systems and should not be combined into a single count of CNC Swiss-type lathes.

The company processes materials including brass, bronze, stainless steel, and aluminum.

Secondary processes may include deburring, cleaning, and coordinated surface treatments.

Typical Applications

Electrical connector components, contact elements, precision inserts, small sleeves, and repeat-production turned parts.

Why Consider binder precision parts?

binder is particularly relevant for buyers seeking precision components for electrical connection systems.

Its combination of CNC Swiss-type lathes, multi-spindle machines, and cam-controlled equipment provides options for different component designs and production quantities.

For suitable high-volume components, the ability to select between manufacturing methods may be commercially important.

Buyer Considerations

Buyers should confirm which manufacturing process is proposed for the component.

A simple brass contact produced in very large quantities may have different tooling and cost considerations from a complex stainless steel component requiring multi-axis CNC machining.

Official Sources: binder – Production Technologies | Company Profile

4. Andres AG Präzisionsdrehteile

Location: Lohn-Ammannsegg, Switzerland

Best For: Medical precision turned parts, small technical components, and controlled production programs.

Andres AG is a Swiss family-owned manufacturer of precision turned components.

Founded in 1956, the company operates in Lohn-Ammannsegg and serves industries including medical technology, electronics, optics, measurement equipment, and industrial machinery.

Its manufacturing operation combines CNC-controlled sliding-headstock machines with cam-controlled automatic turning equipment.

Swiss CNC Machining Capabilities

Andres publishes a range of Citizen and Tornos machines, including:

  • Citizen L12 CNC sliding-headstock lathes.

  • Citizen D25 turning equipment.

  • Tornos SwissNano precision automatic lathes.

  • Conventional cam-controlled automatic turning equipment.

  • Complementary surface treatments through manufacturing partners.

The company states that its overall precision turning capabilities cover diameters from approximately Ø0.1 to Ø25 mm.

This represents its broader manufacturing range rather than the working range of every listed machine.

Andres also publishes ISO 9001 and ISO 13485 quality management certifications. Buyers should verify current certificate validity and scope as part of supplier qualification.

Typical Applications

Medical device components, precision connectors, optical components, small mechanical fittings, and technical turned parts.

Why Consider Andres?

Andres is worth evaluating when medical-industry experience and controlled precision manufacturing are important selection factors.

Its combination of CNC and cam-controlled turning technologies may also support both technically complex components and repeat-production parts.

Buyer Considerations

For medical components, determine the required quality documentation, material traceability, cleanliness, inspection records, and applicable regulatory responsibilities.

ISO 13485 certification indicates a quality management system applicable to its certified scope. It does not, by itself, establish regulatory approval for an individual medical device or component.

Official Sources: Andres AG – Machine Park | Quality Certifications

5. TRICO AG

Location: Grenchen, Switzerland

Best For: CNC long-part turning, multi-featured precision components, and flexible industrial production.

TRICO AG is a Swiss manufacturer of precision turned parts based in Grenchen.

The company specializes in CNC long-part turning and conventional automatic turning, serving customers requiring small and medium-sized precision components.

Its published manufacturing information emphasizes part accuracy, production process control, and repeatability.

Swiss CNC Machining Capabilities

TRICO reports operating 26 CNC-controlled long-part turning machines.

Its published CNC long-turning capabilities include:

  • Workpiece diameters from approximately Ø1 to Ø50 mm.

  • Multi-axis machining, including configurations supporting up to five axes simultaneously.

  • Precision turned components produced from engineering drawings.

  • Machining of steel, aluminum, non-ferrous metals, precious metals, and selected plastics.

  • Automated and manual inspection processes.

The company also operates conventional long-part turning equipment for appropriate component designs.

TRICO publishes ISO 9001 quality management information and describes the use of optical measuring equipment, 3D measurement systems, and statistical process control.

Typical Applications

Precision shafts, threaded fittings, mechanical connectors, machine components, and complex turned parts for industrial applications.

Why Consider TRICO?

TRICO is a relevant option when a project requires precision long-turning with multiple machined features.

Its published machining range and material coverage may appeal to buyers with different component geometries and repeat-production requirements.

Buyer Considerations

The stated Ø1–50 mm range covers its CNC long-turning operation, but maximum workpiece size and supported machining features depend on the selected machine.

Confirm the proposed equipment, bar diameter, tooling configuration, and available inspection methods for the part.

Official Sources: TRICO – CNC Long-Part Turning | Quality Management

6. Boillat Décolletage SA

Location: Loveresse, Switzerland

Best For: Precision turning across multiple industries, including projects requiring CNC and traditional automatic machining.

Boillat Décolletage SA, also operating under the Boillat Technologies name, is a Swiss precision manufacturing company based in Loveresse.

The company provides precision turning and related manufacturing services for a variety of industrial sectors.

Its manufacturing facilities combine traditional cam-controlled automatic lathes with modern CNC turning equipment.

Swiss CNC Machining Capabilities

According to its official technical information, Boillat operates:

  • CNC automatic lathes with sliding headstocks.

  • CNC fixed-headstock turning machines.

  • Cam-controlled automatic turning equipment.

  • Complementary precision manufacturing processes.

The company publishes an overall manufacturing diameter range of approximately Ø0.5 to Ø51 mm.

This figure covers its different turning technologies and should not be interpreted as the capacity of every CNC sliding-headstock machine.

Boillat processes materials including stainless steel, carbon steel, titanium, aluminum, brass, nickel silver, bronze, and selected engineering plastics.

Typical Applications

Medical and dental components, watchmaking parts, industrial fittings, connector components, and precision mechanical parts.

Why Consider Boillat?

Boillat is worth considering for buyers seeking a supplier with multiple turning processes and material options.

Its combination of CNC and traditional automatic turning can be relevant when a project contains different part geometries or when manufacturing methods need to be selected according to production volume.

Buyer Considerations

Confirm which machining technology will be used for your component and whether additional finishing, inspection, or assembly processes are available for the specific order.

For regulated applications, verify current quality certifications and the required manufacturing documentation.

Official Source: Boillat Décolletage – Precision Turning

7. easyDec SA

Location: Delémont, Switzerland

Best For: Precision micro-components for watchmaking, connector technology, and medical applications.

easyDec SA is a Swiss precision manufacturing company based in Delémont and part of the Acrotec Group.

Established in 2004, the company focuses on micro-component turning and complementary milling operations.

Its manufacturing services support industries where small part size, repeatable dimensions, and complex component features are important.

Swiss CNC Machining Capabilities

According to the Acrotec Group's published information, easyDec specializes in CNC turning and Deco 10 machining.

Its capabilities include:

  • CNC precision bar turning.

  • Deco 10 automatic machining.

  • Milling of micro-components.

  • Small-, medium-, and large-series production.

  • Processing of stainless steel, brass, copper alloys, titanium, and aluminum.

The company publishes a broader manufacturing diameter range of approximately Ø1 to Ø51 mm across its machining operation.

This overall range should not be assigned to the Deco 10 machines individually.

easyDec also publishes ISO 9001 quality management information and production traceability capabilities.

Typical Applications

Watch movement components, micro-connectors, medical technology parts, and miniature mechanical components.

Why Consider easyDec?

easyDec may be suitable when a project combines miniature precision turning with additional micro-milling requirements.

Its manufacturing focus is especially relevant for small technical parts used in watchmaking, electrical connection systems, and related applications.

Buyer Considerations

Confirm the CNC machine configuration, achievable feature dimensions, material requirements, and expected order quantities.

For medical projects, request confirmation of the quality system and any project-specific documentation requirements rather than assuming all medical regulatory requirements are covered.

Official Source: Acrotec Group – easyDec Company Profile

8. Kohler Décolletage SA

Location: Moutier, Switzerland

Best For: Small-diameter precision turning, miniature components, and repeat production.

Kohler Décolletage SA is a Swiss manufacturer specializing in precision automatic turning.

Located in Moutier, the company produces small turned parts for watchmaking, connector technology, automotive, and equipment-related applications.

Its manufacturing activities combine cam-controlled automatic lathes with modern SwissNano CNC equipment.

Swiss CNC Machining Capabilities

Kohler's published production information identifies:

  • Tornos cam-controlled automatic turning machines.

  • SwissNano CNC precision turning machines.

  • Maximum bar diameters of approximately 10 mm across its production equipment.

  • Small- and large-series manufacturing.

  • Complementary gear-cutting and finishing operations.

The company states that approximately 80% of its production consists of components below 5 mm in diameter.

Materials include steel, stainless steel, brass, nickel silver, beryllium copper, bronze, and aluminum.

Kohler also describes ISO 9001 quality management and production inspection procedures.

Typical Applications

Miniature watch components, precision pins, small connector parts, gear-related components, and small mechanical fittings.

Why Consider Kohler?

Kohler is relevant for buyers seeking a manufacturer with a strong focus on small-diameter precision components.

The combination of cam-controlled and CNC automatic turning provides different manufacturing options depending on component complexity and expected production volume.

Buyer Considerations

For complex components, confirm whether the required operations are supported by the available SwissNano configuration.

Projects involving very small diameters should also include a review of measurement capability and handling requirements.

Official Source: Kohler Décolletage – Manufacturing Capabilities

9. Decobar Swiss SA

Location: Yverdon-les-Bains, Switzerland

Best For: Watchmaking components, miniature precision parts, and complex micromechanical machining.

Decobar Swiss SA is a Swiss precision turning manufacturer based in Yverdon-les-Bains.

The company serves watchmaking and mechanical engineering applications, with a focus on precision components and demanding part geometries.

Its published machine park includes several CNC Swiss-type turning machines alongside conventional CNC turning equipment.

Swiss CNC Machining Capabilities

According to its official equipment list, Decobar operates CNC Swiss-type lathes including:

  • Citizen R04 for components up to approximately Ø4 mm.

  • Tsugami BS12 for parts up to approximately Ø12 mm.

  • Tsugami BS18 for parts up to approximately Ø18 mm.

  • Star SR20 for precision components up to approximately Ø20 mm.

  • Star SW12 for smaller precision turned parts.

The company also lists Miyano and Nakamura-Tome CNC turning machines for other machining requirements.

These published specifications are associated with individual machine models and should not be treated as interchangeable.

Typical Applications

Watchmaking components, miniature precision fittings, technical shafts, micromechanical parts, and complex small turned components.

Why Consider Decobar?

Decobar is worth evaluating when a project requires small-diameter CNC turning with a selection of machine configurations.

Its equipment mix may provide manufacturing options for both miniature watchmaking parts and larger technical components.

Buyer Considerations

Confirm which machine will be assigned to the part, the available live tooling and back-working functions, and whether the component requires additional finishing or inspection processes.

For watchmaking and decorative components, surface appearance and finishing acceptance criteria may be as important as dimensional tolerances.

Official Source: Decobar Swiss – Machine Park

10. Roger Maeder SA

Location: Court, Switzerland

Best For: Small precision turned parts, connector components, and repeat production using automatic turning technology.

Roger Maeder SA is a Swiss precision bar-turning manufacturer located in Court, in the Bernese Jura region.

The company has a long history of producing small turned components for connector technology, watchmaking, electronics, industrial equipment, and automotive applications.

Its manufacturing specialization is particularly focused on small parts produced using automatic turning processes.

Swiss CNC Machining Capabilities

Roger Maeder's published company information states that it manufactures precision turned components with diameters from approximately Ø0.08 to Ø12 mm.

Its automatic turning operation has historically included:

  • Tornos cam-controlled sliding-headstock machines.

  • SwissNano CNC automatic turning machines.

  • Precision bar turning for small components.

  • Coordinated finishing processes through specialized partners.

The company documented the introduction of two CNC SwissNano machines in 2015, alongside its larger cam-controlled machine operation.

This is useful evidence of its CNC capabilities, although buyers should confirm its current machine inventory and availability before ordering.

Typical Applications

Electrical connector components, miniature precision pins, watchmaking parts, electronic components, and small industrial turned parts.

Why Consider Roger Maeder?

Roger Maeder is a relevant option for small turned components, particularly where established automatic turning processes may support recurring production requirements.

Its combination of traditional sliding-headstock turning and documented CNC equipment provides a useful example of the range of processes found within Swiss décolletage manufacturing.

Buyer Considerations

Confirm whether the required geometry will be manufactured on a cam-controlled or CNC automatic lathe.

For complex parts involving cross-holes, milling, or multiple secondary features, request confirmation of machining feasibility and the proposed production process.

Official Sources: Roger Maeder – Bar Turning | Company Profile

How We Selected These Swiss CNC Turning Manufacturers

The companies in this guide were selected using publicly available information about their manufacturing capabilities, equipment, industry experience, and production operations.

The evaluation focuses on four criteria.

1. Documented Swiss-Type CNC Machining Capability

Priority was given to manufacturers that explicitly describe CNC sliding-headstock turning, CNC long-part turning, or identifiable Swiss-type CNC automatic lathes.

Traditional cam-controlled turning alone was not considered sufficient evidence of modern CNC machining capability.

2. Swiss Manufacturing Operations

The companies included have documented manufacturing operations in Switzerland.

However, buyers should confirm the actual production location for their order, particularly where companies belong to larger international manufacturing groups.

3. Precision Component Manufacturing Expertise

We considered whether each supplier's published capabilities were relevant to precision turned components, miniature parts, complex geometries, or repeat production.

4. Technical and Quality Information

We evaluated the availability of meaningful public information about equipment, manufacturing ranges, materials, inspection, and quality management.

Editorial Disclosure

This guide was prepared by NAITE TECH, a China-based precision manufacturing service provider.

The information comes from manufacturers' official websites and publicly available technical materials. The selection has not been independently validated through factory audits, machining trials, or comparative supplier performance testing.

The order is for editorial presentation and does not establish a verified ranking of manufacturing quality, commercial competitiveness, or delivery reliability.

How to Choose a Swiss-Type CNC Machining Supplier

Choosing the right Swiss CNC manufacturer starts with understanding the component's actual manufacturing requirements.

A supplier with advanced equipment may still be unsuitable for a particular part if the geometry, material, tolerances, inspection methods, or production volume do not match its manufacturing resources.

CNC Swiss-type turning vs cam-controlled décolletage.jpg

Swiss-Type CNC Turning vs Cam-Controlled Décolletage

In Switzerland, the term décolletage refers broadly to precision automatic turning of components from bar stock.

It includes several machining technologies, particularly CNC sliding-headstock turning and traditional cam-controlled automatic turning.

Both can be valuable manufacturing methods, but they offer different operational advantages.

Selection Factor

CNC Swiss-Type Turning

Cam-Controlled Automatic Turning

Programming

CNC programming and machine setup

Mechanical cam and tooling setup

Complex geometry

Suitable for multi-featured parts, depending on tooling

Often better suited to simpler repetitive geometries

Design changes

Generally more adaptable to program changes

May require changes to cams and tooling

Production quantity

Prototypes through repeat production, depending on setup economics

Often attractive for stable high-volume components

Multi-operation capability

Live tooling and back-working on equipped machines

Depends on cam machine configuration

Cost considerations

Programming, tooling, cycle time, inspection

Cam tooling, setup amortization, cycle time

Neither process is universally better.

For a complex small-diameter component requiring cross-drilling, milling, threading, and back-working, a modern CNC Swiss-type lathe may reduce the number of separate setups.

For a simple component manufactured in very large quantities with a stable design, a cam-controlled automatic lathe may offer favorable production economics.

The correct decision depends on geometry, tooling requirements, cycle time, expected volume, and process stability.

Match Machine Capabilities to Part Geometry

Swiss-type CNC machining is particularly useful for slender components with demanding dimensional requirements.

In a typical guide-bushing configuration, the bar stock is supported close to the cutting area while the sliding headstock advances the material along the machine's longitudinal axis.

Swiss CNC sliding headstock and guide bushing diagram.jpg

This arrangement can reduce workpiece deflection and improve machining stability for long, small-diameter parts.

However, some Swiss-type machines also support guide-bushless operation, which may be beneficial for shorter components and certain material-utilization considerations.

Before choosing a manufacturer, evaluate:

  • Part diameter and overall length.

  • Length-to-diameter ratio.

  • Critical outside and inside diameters.

  • Cross-holes, slots, threads, and milled features.

  • Main-spindle and sub-spindle requirements.

  • Material machinability and bar-stock specifications.

  • Surface finish and burr requirements.

A small part is not automatically best produced using a Swiss-type lathe.

For short, relatively simple rotational parts, conventional CNC turning services may offer a suitable alternative.

For slender or complex components, precision Swiss CNC machining services may provide greater manufacturing flexibility.

The most economical process should be confirmed through a drawing-based manufacturing review.

Verify Tolerances, Quality Systems, and Production Requirements

Swiss CNC machines can achieve very tight dimensional tolerances on suitable parts, but machine capability alone does not determine the final result.

Material behavior, thermal variation, cutting forces, tooling condition, part geometry, and measurement uncertainty all influence achievable precision.

A supplier's advertised minimum tolerance should therefore be treated as a capability reference, not a guarantee for every dimension.

Optical inspection of Swiss CNC precision turned parts.jpg

Buyers should identify the features that are functionally critical, such as:

  • Shaft diameter and fit.

  • Bore diameter and depth.

  • Roundness and straightness.

  • Runout and coaxial relationships.

  • Thread form and tolerance class.

  • Surface roughness.

  • Position of cross-drilled or milled features.

For recurring production, dimensional compliance must be maintained across the agreed production quantity, not demonstrated only on one favorable sample.

Depending on the project, supplier qualification may require first-article inspection, in-process checks, statistical process control, material traceability, and calibrated inspection equipment.

See our First Article Inspection Guide for CNC Machined Parts for an explanation of drawing verification, inspection reporting, and production approval.

For additional information about measurement methods and geometric tolerances, see CMM Inspection for CNC Parts.

Which Swiss CNC Manufacturer Fits Your Project?

The following table provides a practical starting point for supplier selection.

Project Requirement

Companies Worth Evaluating

Ultra-small precision components

Polydec, Kohler, Decobar

Medical precision turned parts

Andres, Polydec, Boillat

Electrical connectors and contact components

binder, Roger Maeder, easyDec

Complex CNC Swiss-type turning

Nachbur, TRICO, Decobar

Repeat-production precision components

binder, Kohler, Roger Maeder

Watchmaking and micromechanical parts

easyDec, Kohler, Decobar

Multiple turning and finishing processes

Nachbur, Boillat, binder

These are editorial matching suggestions based on documented technical capabilities, not verified endorsements for particular customer projects.

Before awarding an order, obtain confirmation of machine suitability, manufacturing capacity, quotation scope, inspection requirements, and delivery commitments.

Switzerland vs Overseas Swiss CNC Machining: Which Should You Choose?

Switzerland is an established sourcing destination for precision turned components, particularly for companies seeking specialized micro-manufacturing, watchmaking expertise, and suppliers operating within its precision engineering ecosystem.

However, Swiss-type CNC machining is a manufacturing process, not a requirement that parts must be manufactured in Switzerland.

Modern CNC sliding-headstock machines are used by precision manufacturers worldwide.

For international buyers, supplier selection should account for manufacturing capability, total delivered cost, quality requirements, lead time, communication, and origin-specific obligations.

Selection Factor

Switzerland-Based Manufacturing

Overseas Swiss CNC Manufacturing

Manufacturing location

Suitable where Swiss production is required

Suitable when alternative origins are permitted

Engineering collaboration

Local visits and regional communication may be easier

Remote DFM reviews and engineering communication

Supplier qualification

On-site qualification may be convenient for nearby buyers

Remote or third-party audits may be needed

Manufacturing capacity

Depends on the selected Swiss supplier

Additional options across international manufacturers

Total cost

Depends on complexity, volume, and service scope

Includes manufacturing, shipping, duties, and logistics

Delivery

Local distribution may simplify regional supply

International transportation and customs planning required

Switzerland vs overseas Swiss CNC machining sourcing comparison.jpg

When to Choose a Switzerland-Based Manufacturer

A Switzerland-based manufacturer may be preferable when the project requires local engineering collaboration, physical supplier audits, or documented Swiss manufacturing origin.

Swiss suppliers may also be attractive for components closely connected with watchmaking, medical technology, electronics, and other specialized local manufacturing ecosystems.

For certain projects, long-established supplier relationships and regional coordination can be important considerations.

However, manufacturing location should not replace technical qualification.

A supplier must still demonstrate that it can produce and inspect the specific component according to the agreed requirements.

When to Consider Overseas Swiss CNC Manufacturing

For projects without mandatory Swiss-origin requirements, qualified overseas manufacturers can also be considered.

This may be relevant for engineering prototypes, recurring precision turned parts, additional production capacity, or projects where buyers want to compare manufacturing and logistics costs across regions.

NAITE TECH is a China-based precision manufacturing company providing custom Swiss CNC machining services for international OEMs, engineers, and purchasing teams.

Our in-house Swiss-type machining resources include equipment from Tsugami, Citizen, Star, and other established machine-tool manufacturers.

Relevant manufacturing capabilities include:

  • Swiss CNC turning for components approximately Ø1–Ø32 mm in diameter.

  • Precision shafts, pins, sleeves, connectors, and threaded parts.

  • Turning, drilling, milling, threading, and back-working, depending on machine configuration.

  • Stainless steel, aluminum, brass, titanium, and selected engineering plastics.

  • Feature-specific tolerances down to ±0.002 mm when supported by part geometry and confirmed through engineering review.

  • Prototype, low-volume, and repeat-production support.

  • ISO 9001 quality management and dimensional inspection services.

Our engineering team reviews the supplied drawings and production requirements before confirming the proposed manufacturing process.

For buyers comparing Swiss and overseas suppliers, the important questions are whether the manufacturer can meet the specified requirements and deliver the parts reliably at an acceptable total cost.

SWISS-TYPE CNC MACHINING SERVICES

Looking for an Overseas Swiss CNC Machining Partner?

NAITE TECH manufactures custom precision turned parts from engineering drawings, supporting prototypes, low-volume orders, and repeat production.

Engineering Review  •  ISO 9001  •  Global Shipping

What to Include in a Swiss-Type CNC Machining RFQ

A complete request for quotation helps precision turning manufacturers evaluate feasibility, select equipment, estimate machining costs, and identify inspection requirements.

For Swiss-type CNC machining projects, provide the following information whenever available.

RFQ Information

What to Provide

Why It Matters

CAD model

STEP or another agreed 3D file

Defines the component geometry

Engineering drawing

2D PDF with dimensions, GD&T, notes, and revision

Establishes manufacturing and acceptance requirements

Material

Exact alloy grade and condition

Affects machinability, tooling, and procurement

Part dimensions

Diameter, length, critical geometric features

Supports machine and process selection

Critical tolerances

Fits, runout, straightness, position, surface roughness

Identifies precision and inspection requirements

Quantity

Prototype quantity, batch size, annual forecast

Supports setup and production planning

Surface finishing

Passivation, plating, polishing, heat treatment, etc.

Defines secondary processes

Quality documentation

FAI, inspection reports, certificates, traceability

Clarifies inspection and compliance scope

Delivery

Destination, required date, packaging requirements

Supports delivery planning and total cost evaluation

Where possible, provide both a 3D CAD model and a controlled 2D engineering drawing.

The CAD model establishes the part geometry, while the drawing communicates dimensional tolerances, material requirements, surface specifications, and other acceptance criteria.

For small turned components, identify the features most critical to part function.

This helps the manufacturer determine whether special tooling, alternative machining methods, or additional inspection procedures are needed.

When comparing suppliers, send the same drawing revision, production quantities, and quality requirements to each manufacturer.

This makes quotations more consistent and allows buyers to identify differences in setup charges, inspection scope, tooling, finishing, and delivery conditions.

A technically complete RFQ is particularly valuable for complex Swiss CNC components because a small change in geometry or tolerance can significantly affect manufacturing strategy and cost.

FREQUENTLY ASKED QUESTIONS

FAQs About Swiss CNC Machining Companies in Switzerland

Which companies offer Swiss-type CNC machining in Switzerland?

Ten companies covered in this guide include Polydec SA, Nachbur AG, binder precision parts ag, Andres AG, TRICO AG, Boillat Décolletage SA, easyDec SA, Kohler Décolletage SA, Decobar Swiss SA, and Roger Maeder SA. Their capabilities differ, so confirm current equipment and suitability for your drawing.

What is Swiss décolletage machining?

Swiss décolletage is a broad term for precision automatic turning from bar stock. It includes modern CNC sliding-headstock turning as well as traditional cam-controlled automatic turning. Not every décolletage supplier uses modern CNC Swiss-type machines.

Which Swiss CNC manufacturers specialize in micro-turned parts?

Polydec, Kohler Décolletage, Decobar Swiss, and easyDec are worth evaluating for micro-turned components. Polydec publishes an overall micro-turning range of approximately Ø0.05–6 mm. Confirm the achievable dimensions for your specific component.

Which Swiss suppliers manufacture medical precision turned parts?

Polydec, Andres AG, and Boillat Décolletage are among the suppliers with published medical-related manufacturing experience. Verify current certifications, certificate scope, material traceability, inspection documentation, and project-specific requirements.

What tolerances can Swiss-type CNC machining achieve?

Suitable Swiss-type CNC operations can achieve micrometer-level dimensional control, but achievable tolerances depend on material, geometry, feature type, machine configuration, tooling, thermal conditions, and measurement methods. Have the manufacturer review the drawing before production.

Is Swiss CNC machining more expensive in Switzerland?

Cost depends on material, geometry, setup, tooling, cycle time, quantity, finishing, inspection, and delivery. Compare total delivered cost, production stability, lead time, and quality requirements using the same RFQ specifications.

Does Swiss-type CNC machining mean the parts are made in Switzerland?

No. Swiss-type describes a machining technology, not the country where a part is manufactured. These machines are used worldwide. If Swiss origin is required, confirm the actual manufacturing location and appropriate origin documentation separately.

Final Thoughts: Choosing the Right Swiss CNC Machining Partner

Switzerland offers a diverse range of manufacturers specializing in Swiss-type CNC turning, precision décolletage, and miniature component production.

Polydec is particularly relevant for micro-components, while Nachbur and TRICO provide options for complex precision turning.

binder precision parts offers production technologies suited to connector components and recurring manufacturing programs. Andres brings medical-related manufacturing experience, and Boillat supports a range of CNC and traditional automatic turning applications.

easyDec, Kohler, and Decobar provide additional options for watchmaking and micromechanical components, while Roger Maeder specializes in small precision bar-turned parts.

No single manufacturer is the best choice for every project.

The most effective sourcing decision starts with the component requirements:

Part Geometry → Material → Critical Tolerances → Production Quantity → Inspection → Lead Time → Total Cost

Use these factors to identify manufacturers with suitable equipment, manufacturing experience, and quality capabilities.

For projects where Swiss manufacturing origin is not mandatory, qualified overseas suppliers can also be included in the comparison.

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