Reliable CNC Turning Parts for Your Innovative Products
In the modern manufacturing industry that seeks for precision and reliability, CNC turning parts have become an necessary core component.
We understand that materials are the foundation of a CNC turning parts’ performance. Therefore, we offer a wide range of options: from lightweight and high-strength aluminum alloys, corrosion-resistant stainless steels, to high thermal conductivity brass, tough titanium alloys, and various special engineering plastics.
Combined with subsequent surface treatment processes such as sandblasting, anodizing, electroplating, and passivation, we ensure that every CNC turning parts can meet the mechanical performance, durability, and appearance requirements of its end application.
Our CNC turning services go beyond simple “processing”. We focus on converting your design into high-performance and stable physical parts. Whether it’s complex multi-step shafts, demanding precision threads, or high-difficulty CNC turning parts with internal cavities, conical surfaces, and complex curved surfaces, our multi-axis CNC lathes and turning-milling combined technology can achieve multiple surface processing in one setup, ensuring a tolerance of ±0.005mm or even higher, while significantly improving production efficiency and geometric consistency.
Let’s use our exquisite craftsmanship to create a solid and reliable precision foundation for your innovative products.
CNC Turning Parts By Materials
Selected from high-quality materials, send our drawings today and get professional technical support now!

Equipped with high precision lathes, precision up to 0.002mm, over 30+ different types of lathes.

24-hour uninterrupted processing, imported numerical control system, ensure quality consistency.

Surface roughness can reach Ra 0.2 μm, meet the high-precision assembly requirements without a second polishing process.

Support small-batch customization and large-scale mass production, flexible for different customers.
CNC Turning Parts By Applications
Customized CNC turning parts, precisely adapted to the application requirements of various industries. One-Stop Precision Manufacturing, Solving All Your Machining Challenges.
Motor ShaftSuitable for processing multiple materials, including aluminum alloy, stainless steel, copper, titanium alloy, and engineering plastics, etc., all can be precisely turned.
CNC SpindleEquipped with a complete set of testing equipment including three-dimensional measuring instruments, roughness meters, and hardness testers, 100% full-size inspections.
CNC NozzleImplement strict IQC, IPQC and FQC quality inspection procedures. Each process has quality inspection records that are traceable.
CNC CouplingProvide free process feasibility analysis to help clients avoid design flaws and reduce production costs.
Why Choose Yecheng
From rapid prototypes to optimized bulk production, our team is here to support your CNC turning parts every step of the way.
Turn your design into reality now.

CNC turning parts prototype can be completed in as fast as 5 days. Usually for bulk order about 15days.

Skilled in CNC turning processing, able to complete complex structures in one go and ensure dimensional accuracy.

5 engineers who have over 10 years of experience working for the Fortune 500 companies for design optimization and problem-solving.

No matter whether you provide PDF, STEP or hand-drawn sketches, we can efficiently convert and accurately interpret them.

Through process optimization and batch step pricing, we offer you the most competitive unit cost.

Post-sale service is guaranteed. We will prepare additional quantities for the bulk order to prevent any post-sale issues.
Yecheng’s Capabilities for CNC Turning Parts
We offer professional one-stop CNC turning parts machining service. Our services include high precision CNC turning, drilling, tapping, knurling, internal and external slotting, deburring and surface treatment.
We strictly control tolerances(up to 0.005mm) and are committed to delivering CNC turning parts with precise dimensions, complete functions and excellent surface quality, to meet your diverse needs.
Join hands with us immediately and let precise manufacturing become the competitive edge of your CNC turning parts!


Certified CNC Turning Parts
Our CNC Turning Parts are strictly produced according to observe ISO 9001 quality management standard. The whole process covers raw materials selecting, processing and inspection. They are all under standardized control to ensure your CNC turning parts accuracy and quality consistency.
All your CNC turning parts are certified by CE and ROHS. They not only meet the requirement of international market access, but also satisfy the standard of environmental production and use.
Contact us today to get your custom CNC turning parts.
Your Turning Parts Customer Service
Yecheng is established in 2014, with 12 years experience of CNC turning parts manufacturing in China. Once you choose Yecheng for your custom cnc turning parts business partner, we will definitely provide you with quick response at any time.
After receiving your inquiries, we will provide professional sales and engineer team to get a quick DFM and quotation within 1hour. We will share the machining process through the whole order. If we meet any problems or questions during the machining, we will come back to you at the first time to talk about the solutions together.
Trust Yecheng and start your project now.

How To Get A Quote Your CNC Turning Parts?
You can download our NDA file from the link below. No worry about your privacy.
You can upload 2d and 3d drawings. PDF, DXF, DWG, STL, STP, STEP, XT format are all accepted.
We will share DFM and prices based on different quantities( including sample and bulk).
Our Measurement Tools and Testing Tools
To ensure the critical tolerance and surface roughness, we will test your CNC turning parts during the machining and after machined.
More About Our CNC Turning Parts
- Finishing
- Linear Dimensions
- Radius of Fillet and Height of Chamfer
- Angle Dimensions
We have a wide range of surface finishing for you to choose from. You can see the pictures below for your reference to check which one is the best option for your industry.
| Dimensions Tolerance | f (fine) | m (medium) | c (coarse) | v (very coarse) |
| 0.5 up to 3 | ±0.05 | ±0.1 | ±0.2 | / |
| >3 up to 6 | ±0.05 | ±0.1 | ±0.3 | ±0.5 |
| >6 up to 30 | ±0.1 | ±0.2 | ±0.5 | ±1.0 |
| >30 up to 120 | ±0.15 | ±0.3 | ±0.8 | ±1.5 |
| >120 up to 400 | ±0.2 | ±0.5 | ±1.2 | ±2.5 |
| >400 up to 1000 | ±0.3 | ±0.8 | ±2.0 | ±4.0 |
| >1000 up to 2000 | ±0.5 | ±1.2 | ±3.0 | ±6.0 |
| >2000 up to 4000 | / | ±2.0 | ±4.0 | ±8.0 |
| Dimensions Tolerance | f (fine) | m (medium) | c (coarse) | v (very coarse) |
| 0.5 up to 3 | ±0.2 | ±0.2 | ±0.4 | ±0.4 |
| >3 up to 6 | ±0.5 | ±0.5 | ±1 | ±1 |
| >6 up to 30 | ±1 | ±1 | ±2 | ±2 |
| Dimensions Tolerance | f (fine) | m (medium) | c (coarse) | v (very coarse) |
| up to 10mm | ±1° | ±1° | ±1°30′ | ±3° |
| >10 up to 50mm | ±30′ | ±30′ | ±1° | ±2° |
| >50 up to 120mm | ±20′ | ±20′ | ±30′ | ±1° |
| >120 up to 400mm | ±10′ | ±10′ | ±15′ | ±30′ |
| >400mm | ±5′ | ±5′ | ±10′ | ±20′ |
Testimonials
We have done previous CNC turning parts such as knobs, shafts, nozzles, pins, bushings, threads and many other customized CNC turning parts.
Usually our normal tolerance are based on 0.05mm. And for holes we can reach 0.005mm.
If you have special requirment, pls notice on the drawings.
Yes, please share us with your drawings first. And by the way, don’t forget to tell us the wood material and quantity pls.
Yes, for simple assemble, we offer free. And you must send all accessories to our factory first.
Related Product
CNC ShaftHigh accuracy CNC turning parts, tolerance up to 0.005mm.
5052 6061 6063 7075 different kinds of aluminum materials available.

















