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CNC Parts

Premium CNC Parts for Every Industry – Built for Performance

U-Need is a leading China CNC parts supplier specializing in high-precision, custom-made CNC parts for various industries. With over 30 years of experience in precision machining, we deliver tailor-made solutions for sectors such as Automotive, Semiconductor, Consumer Electronics, Cosmetics, Aerospace, Healthcare, Industrial Automation, and more.

We specialize in a wide range of CNC parts, including:

cnc parts

We are a custom CNC parts factory offering end-to-end services- from design to delivery- using top-tier international machinery and a skilled engineering team. Our fast turnaround time of just 3-5 days and flexible MOQ of 1 piece make us the ideal choice for small-batch and prototype production. Additionally, we provide over 20 surface treatment options to meet your specific needs.

CNC Turning

CNC Turning

Maximum Stroke(mm): 248*500mm
Machining accuracy(mm): ±0.005mm
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CNC Milling

CNC Milling

Maximum Stroke(mm): 1100*600*350 mm
Machining accuracy(mm): ±0.01mm
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CNC Grinding

CNC Grinding

Maximum Stroke(mm): 500*800*250 mm
Machining accuracy(mm): ±0.002mm
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Wire EDM Machining

Wire EDM Machining

Maximum Stroke(mm): 350*550*280 mm
Machining accuracy(mm): ±0.001mm
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CNC EDM

CNC EDM

Maximum Stroke(mm): 300*200*200 mm Machining accuracy(mm): ±0.01 mm
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Metal Stamping

Metal Stamping

You can get complete precision metal stamping services at U-Need, including tooling development, stamping parts, diverse materials/finishes, and scalable production volumes.
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Precision Molds

Precision Molds

U-Need crafts close tolerance molds for metal stamping, silicone and plastic molding. We believe that only molds of high precision can manufacture parts of high quality.
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Silicone/Plastic Products

Silicone/Plastic Products

We delivers bespoke silicone and plastic products, leveraging advanced materials engineering and innovative mold design to serve critical sectors like healthcare and technology.
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CNC Parts Showcase

As a trusted custom CNC parts supplier, we are committed to delivering high-quality, customized CNC parts—including CNC aluminum parts, CNC stainless steel parts, CNC metal parts, and more—to meet the diverse needs of various industries.

CNC Parts
CNC Turning Parts
CNC Milling Parts
Metal Stamping Parts
CNC parts-Positioning Pin
Customized automotive parts
CNC Parts
CNC Turning parts
CNC Parts
CNC Parts
Precision parts
CNC Parts
Custom Precision parts
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Versatile Machining Capabilities for Complex CNC Parts

Our advanced equipment supports high-precision CNC parts fabrication, enabling efficient production of complex geometries with tight tolerances across various materials.

Unmatched Precision in Every CNC Part

Committed to excellence, we are precision CNC parts manufacturers delivering consistent accuracy and top-tier quality across every cnc part we produce.

Precision Level U-Need Industry Standard Improvement
CNC Turning
±0.005mm
±0.02mm
75%
CNC Milling
±0.01mm
±0.05mm
80%
CNC Grinding
±0.002mm
±0.01mm
80%
CNC EDM
±0.01mm
±0.05mm
80%

One CNC Partner. Infinite Part Possibilities

CNC Parts Built with Precision. Ready for Any Industry

See how U-Need turns design challenges into custom CNC parts — built for function, form, and industry-specific demands.

CNC Turning Machining Pilot Punches-2
CNC Parts · Pilot Punches
The CNC Turning Machining Pilot Punches are key components for metal processing machinery, such as metal recycling, cutting, and spinning machines. They ensure accurate mold alignment, directly improving efficiency and product yield.
 
🌟Highlights
 
  • Material : CR12 tool steel, HRC60±1 hardness

  • Tolerance: ±0.005mm, total runout ≤ 0.01mm

  • Production Type: OEM or OD

 

✅Performance Gains

  • 100% guiding accuracy for precise positioning

  • Service life extended to 18 months (previously 8 months)

  • 22% cost reduction through enhanced durability and precision

5 Axis CNC Machining Parts
CNC Parts · 5 Axis Aluminium Collector
The 5 Axis Aluminium Collector from U-Need is engineered for fluid control in high-performance machinery and automation. With 5-axis machining, it combines precision, durability, and efficiency in one compact solution.
 
🌟Highlights
 
  • Material : AL6082 aluminum alloy

  • Machining: 5-axis, single-setup processing for complex geometries

  • Precision: Tolerance within ±0.01mm (ISO 2768f) via in-process QC

  • Surface: Sandblasted to reduce wear from media flow

  • Use Cases: Ideal for machinery, fixtures, and automation systems

 

✅Performance Gains

  • 50% cost savings through reduced secondary operations

  • Assembly accuracy improved from 85% → 99.8%

  • 2× part lifespan thanks to improved rigidity and surface finish

Pin picking pliers
CNC Parts · Pin Picking Plier

The Pin Picking Plier, made from POM plastic, is designed for quick, safe, and precise needle fixation. With its enhanced rigidity and excellent mechanical properties, it's ideal for use in medical, manufacturing, and automation industries, where reliability and ease of handling are essential.

🌟Highlights

  • Material: POM plastic — strong, insulated, temperature-stable

  • Tolerance: Tight tolerance of ±0.002mm, verified through rigorous testing (digimatic calipers, micrometers, pin gauges)

  • Design: Reinforced rigidity with glass fiber to ensure durability

 

✅Performance Gains

  • 8% cost savings

  • Enhanced rigidity and durability thanks to material improvements

  • Reduced thermal expansion from optimized cooling techniques

CNC milling parts
CNC Parts · Mechanical Gripper

The CNC Milling Machining Mechanical Gripper is a vital component in automation systems. Designed with precision, it directly influences the efficiency and stability of the entire system. By optimizing gripper performance, we help maximize equipment utilization in automation, manufacturing, and robotic applications.

🌟Highlights

  • Material: S50C steel, HRC 50 hardness

  • Tolerance: Precision tolerance of ±0.1mm, ensuring optimal performance

  • Technological Process: Heat treatment, CNC milling, wire EDM

  • Surface: Sandblasted, Ra ≤ 0.4 μm

 

✅Performance Gains

  • 30% longer service life

  • Improved gripping force & reduced wear

  • Enhanced system efficiency

Tailored Material Choices for Your Unique CNC Parts

We offer diverse material options like aluminum, steel, copper, and plastic to produce high-quality OEM CNC machining parts tailored to your unique requirements.

Steel

45#, Q235, SKD61, P20, SKS3, SKD11, SKH51, ASP30, ASP60
✅ High strength-to-weight ratio
✅ Excellent formability and weldability
✅ Available in various grades (e.g., carbon steel, alloy steel)
✅ Suitable for automotive, construction, and industrial applications
✅ Cost-effective for large-scale production
✅ Recyclable and environmentally friendly

Stainless Steel

SUS303, SUS30, SUS304, SUS316, SUS416
✅ Corrosion-resistant and rust-proof
✅ Hygienic and easy to clean
✅ Available in various grades (e.g., 304, 316, 430)
✅ Excellent for food processing and medical equipment
✅ Aesthetically pleasing finish
✅ High strength-to-weight ratio

Aluminum

AL5052, AL6061, AL6063, AL7075
✅ Lightweight yet strong
✅ Excellent thermal and electrical conductivity
✅ Corrosion-resistant with a natural oxide layer
✅ Highly malleable and ductile
✅ 100% recyclable with no quality loss
✅ Ideal for aerospace and automotive industries

Tungsten Carbide

ST6, ST7, KG5, KG6
✅ Exceptional hardness and wear resistance
✅ High thermal conductivity
✅ Maintains properties at elevated temperatures
✅ Ideal for cutting tools and high-wear components
✅ Available in various grades and compositions
✅ Long service life in demanding applications

Copper

C260 Brass, C360 Brass, Beryllium Copper
✅ Superior electrical and thermal conductivity
✅ Naturally antimicrobial properties
✅ Highly ductile and malleable
✅ Corrosion-resistant in many environments
✅ Available in various alloys (e.g., beryllium copper, brass, bronze)
✅ Aesthetic appeal with distinctive color

Plastic

POM, PEEK, DELRIN, NYLON, PVC, POLYSTYRENE
✅ Versatile with a wide range of properties
✅ Lightweight and cost-effective
✅ Available in various types (e.g., ABS, PVC, PEEK)
✅ Excellent electrical insulation properties
✅ Can be molded into complex shapes
✅ Resistant to chemicals and corrosion

Silicone

Standard Silicone, Medical-Grade Silicone High-Temperature Silicone , RTV (Room Temperature Vulcanizing) Silicone, Fluorosilicone
✅ Excellent heat resistance and flexibility
✅ Non-toxic and biocompatible
✅ Resistant to UV radiation and ozone
✅ Available at various hardness levels
✅ Excellent electrical insulation properties
✅ Suitable for medical and food-grade applications

Industrial Ceramics

Alumina, Silicon Nitride, Zirconia
✅ Superior heat and corrosion resistance
✅ Low thermal expansion and high dimensional stability
✅ Excellent electrical insulation properties
✅ Suitable for high-temperature applications
✅ Available in various compositions (e.g., alumina, zirconia)
✅ Lightweight yet incredibly strong

Achieving ±0.001mm

Your Reliable CNC Parts Partner in China

Backed by our role as a CNC parts bulk manufacturer, we ensure every part meets strict quality standards through precise measurement and inspection at every stage.

Rough Machining

Initial shaping with sufficient stock for finishing precision.

Semi-Finishing

Calibrates key dimensions and geometric tolerances.

Finishing

Delivers micron-level accuracy with ultra-precision tools.

Heat Treatment

Tailored treatments like quenching, aging, or solution hardening.

Surface Finishing

Over 20 finishing methods including functional and decorative types.

99.3% Satisfaction Rate: Delivering Quality with Rigorous Testing at Every Step

As specialists in wholesale CNC machining parts, we guarantee that all tolerances—dimensional, geometric, fit, hole position, and length—are precisely met through careful material verification, process oversight, and thorough final inspections.

Turn Your Design Into Reality Today!

U-Need: CNC Custom Parts Expert Based in China

Buy CNC parts directly from a trusted expert—U-Need provides custom solutions with consistent quality and competitive lead times.

Know Your Order’s Every Move

Real-time order tracking for complete transparency

Consistent Quality, Continuous Improvement

Regular skill enhancement through monthly technical and QC training

From Start to Success – All in One

All your needs are met in one place.

Built to Fit. Packed to Protect.

Customized packaging solutions to ensure safe arrival

24-Hour Response and 1-Year Warranty

Enjoy peace of mind with our prompt support and comprehensive warranty.

1. Why Choose U-Need as a CNC Custom Parts Manufacturer?

With over 30 years of experience in precision machining, our team has delivered 35,000+ unique non-standard parts to 300+ clients in 20+ countries. As a CNC custom parts manufacturer, we support Full-dimensional customization, ±0.001mm tolerances, and flexible MOQ starting from just one piece—ideal for small-batch or trial production.

2. Where Can I Buy CNC Milling Parts with Fast Lead Time and High Precision?

You can buy CNC milling parts from us with confidence. We integrate international-grade machines such as Takisawa lathes and GF AgieCharmille wire EDMs. Our streamlined process—from design to surface treatment—ensures a standard lead time of 7–15 days and fast-track options in 3–5 days, while maintaining precision up to ±0.001mm.

3. What are the Advantages of Sourcing CNC Turning Parts from China through U-Need?

Sourcing CNC turning parts from China through U-Need offers a combination of manufacturing expertise, advanced equipment, and customer-centric service. Our factory integrates full-process capabilities—from turning and milling to EDM and surface treatment—using top-tier Japanese and Swiss machines like Takisawa and Seibu. We offer:

  • Rapid lead time: 3–5 days for urgent orders, standard delivery in 7–15 days.

  • Material flexibility: Over 5 categories of metals and 12 engineering plastics, including stainless steel, tungsten steel, and high-performance polymers like PEEK.

  • Surface treatment options: 20+ types including hard anodizing, chemical nickel plating, and decorative PVD coatings.

  • Robust quality control: ISO 9001:2015 certified, with a 99.3% pass rate and triple-inspection processes.

  • Global service capability: Trusted by over 300 clients in 20+ countries, with customized support for low-volume and complex parts.

 

This makes U-Need a reliable and efficient partner for CNC turning projects requiring precision, speed, and flexibility.

4. Are you a CNC Turned Parts Manufacturer that Can Handle Mirror Surface Finishing?

Yes, as a CNC turned parts manufacturer, we specialize in high-gloss finishes like mirror surfaces through a combination of mirror EDM and manual polishing. This is particularly important for industries like cosmetics molds, where surface roughness needs to be Ra≤0.1μm. Our experts’ manual skills ensure top-tier aesthetics and function.

5. Do You Provide OEM CNC Parts for Specialized Equipment and Automation Lines?

Absolutely. We provide OEM CNC parts tailored for specialized machinery and industrial automation systems—conveyors, grippers, inspection stations, etc. Each factory’s layout is unique, and we excel at delivering non-standard components that enhance automation performance and durability.

6. Why Choose U-Need as Your CNC Aluminum Parts Factory?

U-Need is a reliable CNC aluminum parts factory with over 30 years of experience in precision machining, supported by advanced equipment and a fully integrated production process. We provide custom CNC aluminum parts with ultra-tight tolerances (up to ±0.001mm) and full-dimensional customization—covering material selection, complex geometries, and over 20 types of surface treatments such as hard anodizing and mirror polishing. As part of our broader CNC machining capabilities, our China CNC aluminum parts are used in high-demand industries including aerospace, automotive, cosmetics, and industrial automation. We ensure fast lead times (3–5 days for urgent orders) and maintain strict quality control under ISO 9001:2015 certification.

7. Why Choose U-Need as Your Brass CNC Parts Manufacturer?

U-Need provides high-precision China brass CNC turned parts for industries requiring both electrical conductivity and corrosion resistance, such as instrumentation and cosmetics. With over 30 years of machining experience, we support full-dimensional customization—including tight tolerances (up to ±0.001mm), complex geometries, and fine surface treatments like mirror polishing or chemical plating. Our production process integrates advanced turning equipment and a three-stage inspection system, ensuring quality and consistency from prototype to small-batch production.

Obtain ±0.001mm Accuracy with One Click to Custom Precision CNC Machining Services, Parts and Molds

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