External Turning
Machining outside diameters, steps and cylindrical surfaces for shafts, pins, rollers and collars.
ShaftsPinsCollars
CNC TURNING SERVICE
CNC Turning Services in China for Custom Turned Parts
FSD Precision supports custom CNC turned shafts, bushings, threaded components and precision cylindrical OEM parts with engineering review, machining, inspection and export-ready delivery.
Precision TurningFeatures reviewed down to ±0.01 mm when applicable.
DFM ReviewDrawing, material, tolerance and process review before production.
Prototype to ProductionSupport for samples, small batches and repeat OEM programs.
CNC Turning Overview
CNC turning is a precision machining process for cylindrical, threaded and rotational components. FSD Precision reviews drawings, material, tolerances, surface finish and inspection requirements before selecting the turning route for OEM parts.
CNC Turning Capabilities
Core turning operations for shafts, collars, sleeves, fittings and precision cylindrical OEM components.
Internal Turning / Boring
Machining internal diameters, bores and tubular features for bushings, sleeves and spacers.
BushingsSleevesSpacers
Threading & Grooving
Threaded features, grooves and precision fitting interfaces based on drawing requirements.
ThreadsGroovesFittings
Typical CNC Turned Parts We Manufacture
Product-focused examples for OEM buyers sourcing precision turned components.
Precision Shafts
Turned shafts for motion, alignment and assembly interfaces.
Bushings & Sleeves
Bored components for spacing, rotation and guided movement.
Threaded Components
Threaded pins, adapters and fitting-style turned parts.
Valve Components
Round metal components with sealing and interface features.
Automation Components
Assembly-ready turned parts for industrial equipment projects.
Custom OEM Turned Parts
Drawing-based custom parts reviewed for machining feasibility.
CNC Turning RFQ Process
A clear process helps buyers move from drawing review to machining, inspection and delivery.
01
DFM Review
Drawing, material and tolerance review.
02
Programming
Machining route and setup planning.
03
CNC Turning
CNC turning and secondary operations.
04
Inspection
Dimensional, thread and surface checks.
05
Delivery
Packaging and export-ready shipment.
CNC Turning Engineering Capability
FSD Precision reviews CNC turned parts from an engineering and production perspective before quotation, helping OEM buyers confirm manufacturability, inspection scope and production route.
Precision features reviewed down to ±0.01 mm when applicable
DFM review before production
CMM inspection available
Surface finish options
Prototype to mass production support
Materials for CNC Turning
Interactive material selector for common metals and engineering plastics used in CNC turning projects. Material choice can be reviewed based on strength, corrosion resistance, machinability, tolerance and application needs.
Aluminum
- Applications
- Precision shafts, collars, lightweight turned parts and custom OEM components.
- Grades
- 6061, 6082, 7075 and project-specific aluminum grades.
- Machining Characteristics
- Good machinability, lightweight structure and suitable for anodizing or other surface finishing.
Stainless Steel
- Applications
- Bushings, fittings, corrosion-resistant shafts and functional turned components.
- Grades
- 303, 304, 316 and other stainless grades after review.
- Machining Characteristics
- Requires controlled machining route for surface finish, tool wear and dimensional stability.
Carbon Steel
- Applications
- Industrial pins, shafts, spacers and durable mechanical OEM parts.
- Grades
- 1018, 1045 and similar carbon steel materials.
- Machining Characteristics
- Good strength and machinability, with heat treatment or coating reviewed when required.
Alloy Steel
- Applications
- High-strength shafts, threaded parts and wear-resistant turned components.
- Grades
- 4140, 40Cr and other alloy steels based on drawings.
- Machining Characteristics
- Suitable for high-load applications when tolerance, hardness and finish are reviewed together.
Brass
- Applications
- Electrical fittings, valve parts, bushings and low-friction turned components.
- Grades
- H59, H62, C360 and similar brass materials.
- Machining Characteristics
- Excellent machinability and surface finish for small precision turned features.
Copper
- Applications
- Conductive terminals, heat transfer parts and custom copper turned components.
- Grades
- Pure copper and project-specific copper alloys.
- Machining Characteristics
- Material softness and burr control should be reviewed before production.
Bronze
- Applications
- Bushings, sleeves, bearing surfaces and wear-resistant turned parts.
- Grades
- Common bronze alloys reviewed based on application requirements.
- Machining Characteristics
- Suitable for sliding or wear interfaces when lubrication and fit are considered.
Titanium
- Applications
- Lightweight, corrosion-resistant turned parts for demanding applications.
- Grades
- Titanium grades reviewed based on drawing and application needs.
- Machining Characteristics
- Requires careful machining strategy, tool selection and heat control.
POM
- Applications
- Bushings, spacers, low-friction parts and precision plastic turned components.
- Grades
- POM / Acetal materials reviewed by application.
- Machining Characteristics
- Stable machining behavior and useful for mechanical plastic components.
Nylon
- Applications
- Wear pads, sleeves, rollers and plastic mechanical parts.
- Grades
- PA6, PA66 and other nylon grades.
- Machining Characteristics
- Moisture absorption, fit and tolerance should be reviewed before production.
PTFE
- Applications
- Sealing parts, low-friction components and chemical-resistant turned parts.
- Grades
- PTFE materials reviewed by application.
- Machining Characteristics
- Soft material behavior requires attention to clamping and dimensional control.
PEEK
- Applications
- High-performance plastic parts for demanding mechanical or thermal applications.
- Grades
- PEEK and filled PEEK when applicable.
- Machining Characteristics
- High-performance plastic that benefits from engineering review before machining.
PC
- Applications
- Transparent or impact-resistant plastic turned parts when required.
- Grades
- PC materials reviewed by project requirements.
- Machining Characteristics
- Surface finish, stress and cracking risk should be reviewed before production.
ABS
- Applications
- Plastic prototypes, housings and general-purpose machined components.
- Grades
- ABS grades selected according to application.
- Machining Characteristics
- Good machinability for plastic components and prototype review.
Inspection Support for CNC Turned Parts
Inspection support can be reviewed based on drawing requirements, tolerance features, threads, surface finish and production quantity. FSD Precision can support measurement planning before CNC turning production.
Dimensional Inspection
CMM Measurement
Thread Verification
Surface Roughness Check
Material Certificate
CNC Turning Design Guidelines
Early engineering review helps reduce machining risk, improve inspection planning and confirm whether turning, milling or secondary operations are needed for OEM cylindrical components.
Part Geometry
Review outside diameters, bores, shoulders, grooves and transitions for tool access.
Thread Design
Confirm thread type, pitch, relief and inspection method before production.
Tolerance Requirements
Critical dimensions, concentricity and runout should be clearly shown on drawings.
Tool Access
Deep grooves, small bores and internal features should be reviewed for feasibility.
Surface Finish
Surface roughness and post-finishing requirements should be confirmed before machining.
Machining Considerations
Material, clamping, burr control and inspection scope affect the final turning route.
CNC Turning Project Examples
Example manufacturing routes for typical OEM turned components. No customer names are used.
Aluminum Shaft Components
- Material
- 6061 Aluminum
- Process
- CNC Turning + Anodizing
- Application
- Automation Equipment
- Inspection
- Dimensional Check
Stainless Steel Bushings
- Material
- 316 Stainless Steel
- Process
- Internal Turning / Boring
- Application
- Mechanical Assembly
- Inspection
- CMM Report
Threaded Precision Components
- Material
- Steel / Brass
- Process
- Turning + Threading
- Application
- Small Batch OEM
- Inspection
- Thread Gauge
CNC Turning FAQ
Short answers for OEM buyers preparing CNC turning RFQ packages.
What is CNC turning?
CNC turning is a machining process used to produce cylindrical, threaded and rotational parts such as shafts, bushings, pins and fittings.
What materials can be CNC turned?
FSD can review aluminum, stainless steel, carbon steel, brass, copper and selected engineering plastics based on drawings and application requirements.
What tolerances can FSD achieve?
Precision features can be reviewed down to ±0.01 mm when applicable. Final tolerance depends on geometry, material, feature size and inspection method.
Can you manufacture CNC turned parts from samples?
Yes. FSD Precision can review samples, drawings or existing parts for manufacturing feasibility before quotation.
Do you provide inspection reports?
CMM reports, dimensional inspection reports, thread gauge checks, surface roughness checks and material certificates can be reviewed upon request.
Start Your CNC Turning Project
Send drawings, 3D files, material, quantity, tolerance, surface finish and inspection requirements. FSD Precision will review your CNC turning project before quotation.