Swiss Turning

Swiss-made high-precision machining solutions for small parts: Ultra-small size, high coaxiality, and stable batch delivery.
Swiss-made high-precision machining solutions for small parts

Ultra-small size · High coaxiality · Stable batch delivery

  • Focusing on machining tiny, slender, and high-precision parts
  • Significantly superior coaxiality and dimensional consistency compared to traditional lathes
  • Suitable for complex shafts, medical and electronic precision components
  • Supports continuous and stable production in small to medium batches

We provide high-precision Swiss machining solutions for small parts that require exceptional dimensional accuracy, repeatability, and surface quality. Our Swiss-type CNC machining process is ideal for miniature components, long and slender parts, and complex geometries that demand stable support and tight process control.

From prototype development to high-volume production, we help customers manufacture precision parts with confidence.

What is Swiss Turning?

Swiss turning is a machining method specifically designed for small-diameter, slender, precision parts. Its core feature is the use of **guide bushings** to support the workpiece throughout the machining process, ensuring the cutting point remains close to the guide bushing.

Compared to traditional CNC lathes, Swiss turning effectively suppresses vibration and deformation when machining slender parts, achieving higher dimensional accuracy, coaxiality, and surface quality. It is particularly suitable for mass production where high consistency is required.

Why Swiss Machining?

Swiss machining is designed for small-diameter, high-precision parts that are difficult to machine efficiently on conventional lathes. With a guide bushing system and sliding headstock, the workpiece is supported close to the cutting zone, reducing deflection and improving accuracy.

Key benefits of Swiss machining:
  • Superior precision on small parts
  • Excellent stability for long, slender components
  • High repeatability for batch production
  • Reduced vibration and tool deflection
  • Multi-operation machining in one setup
  • Efficient production for complex features
Our Swiss Machining Capabilities
Capability Specification
Part Diameter Range Ø0.5 mm – Ø32 mm
Part Length Up to 500 mm
Tolerance Capability ±0.005 mm
Surface Finish Ra 0.4 μm or better
Production Volume Prototype to Mass Production
Machining Type Swiss-Type CNC Turning
Secondary Operations Milling, Drilling, Tapping, Threading, Grooving

Capabilities may vary depending on part geometry, material, and drawing requirements.

Advantages of Our Swiss Machining Services
Advantage Benefit
High Precision Ideal for small parts with tight tolerances
Strong Workpiece Support Reduces deflection on slender components
Excellent Repeatability Stable quality for repeat orders
Multi-Axis Capability Complex features completed in fewer setups
Better Surface Finish Less secondary finishing required
Higher Efficiency Shorter cycle times and improved productivity
Cost-Effective Production Suitable for both low and high volumes
Materials We Machine
Material Category Common Grades
Stainless Steel 303, 304, 316, 316L, 17-4PH
Carbon Steel 1018, 1045, 4140
Alloy Steel 4130, 4340
Aluminum 6061, 6063, 7075
Brass C360, C464
Copper C110
Titanium Grade 2, Grade 5
Engineering Plastics POM, PEEK, PTFE, Nylon, UHMW-PE
Typical Parts We Produce
Industry Typical Components
Medical Devices Surgical components, pins, connectors, shafts
Aerospace Precision fittings, sensor housings, fasteners
Electronics Terminals, contact pins, connectors
Automotive Fuel system parts, small shafts, threaded components
Industrial Equipment Bushings, spacers, miniature mechanical parts
Semiconductor Precision nozzles, fittings, micro components
Quality Control Process

We apply strict quality control throughout the entire manufacturing process to ensure every part meets drawing requirements.

Inspection Item Method
Diameter Accuracy Micrometers, CMM
Concentricity CMM Inspection
Runout Dial Indicator Testing
Thread Accuracy Thread Gauges
Surface Finish Roughness Tester
Length Dimensions Precision Gauges
Visual Quality Final Visual Inspection

Inspection reports and material certificates are available upon request.

Production Process
Step Description
1. Drawing Review We evaluate part structure, tolerance, and manufacturability
2. Material Preparation Certified raw materials are selected and verified
3. CNC Programming Toolpaths are optimized for precision and efficiency
4. Machining Swiss turning, milling, drilling, and threading are completed
5. In-Process Inspection Critical dimensions are checked during production
6. Final Inspection Finished parts are inspected before shipment
7. Packaging & Delivery Parts are packaged securely and shipped on time
Why Choose Us
  • Specialized in small precision parts
  • Tight tolerance machining capability
  • Stable quality for prototype and mass production
  • Complete secondary operations in one setup
  • Engineering support from drawing review to final inspection
  • Fast response and competitive pricing
Frequently Asked Questions
What is Swiss machining best used for?

Swiss machining is best used for small, precise, and complex components, especially parts with tight tolerances or slender geometries.

What tolerances can you achieve?

Typical tolerances can reach ±0.005 mm depending on the material, geometry, and feature requirements.

Can Swiss machines perform milling and drilling?

Yes. Modern Swiss-type CNC machines can perform milling, drilling, tapping, threading, and other secondary operations in one setup.

Do you support both prototypes and production?

Yes. We support prototype runs, low-volume production, and high-volume manufacturing.

What file formats do you accept?

We accept STEP, STP, IGES, IGS, DWG, DXF, and PDF files.

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