Precision CNC Parts
5-axis CNC machining centers capable of complex geometries, deep cavities, and tight tolerances in a single setup. Serving aerospace, medical, automotive, and electronics industries.
ISO 9001:2015 Certified · China CNC Manufacturer
PrecisionCNC
Machining
Your reliable CNC machining factory in China. We specialize in precision parts and aluminum & metal machining — with tolerances down to ±0.01mm.
✓ ISO 9001:2015 ✓ NDA Available ✓ Worldwide Shipping ✓ No MOQ
±0.01
Tolerance (mm)
15+
Years Experience
200+
Clients Worldwide
99%
On-Time Delivery
What We Do
Two Core
CNC Services
From small batches to high-volume production runs — we deliver precision CNC machined parts from our factory in China.
Aluminum & Metal Machining
Expert machining across 10+ materials including aluminum alloys, stainless steel, titanium, copper, and engineering plastics. We recommend the right alloy for your application.
Technical Capabilities
Machining
Specifications
Standard Tolerance±0.05 mm
Precision Tolerance±0.01 mm
High-Precision±0.005 mm
Surface RoughnessRa 0.8 – 3.2 μm
Max Part SizePlease consult us
Min Feature Size0.5 mm
Machining Axes3-Axis / 4-Axis / 5-Axis
CertificationISO 9001:2015
Production Lead Time7 – 20 Business Days
5-Axis Simultaneous Machining
Complex contours and undercuts completed in a single setup.
Turn-Mill Compound Machining
Combines turning and milling for rotational parts with complex features.
EDM (Wire & Sinker)
Ideal for hard materials, deep slots, and intricate geometries.
Precision Grinding
Surface and cylindrical grinding to achieve Ra 0.8 and tight flatness.
CMM Coordinate Measurement
Every critical dimension verified with a full dimensional report.
Materials
Aluminum Alloys
& Beyond
Aluminum is our most-requested material — lightweight, strong, and highly machinable. We stock all common grades and advise on the best choice for your budget and application.
Aluminum 6061-T6
General-purpose · Weldable · Excellent anodizing
Aluminum 7075-T6
Aerospace-grade · High strength-to-weight ratio
Stainless Steel 316L
Corrosion-resistant · Food & medical grade
Titanium Grade 5 (TC4)
Aerospace & implant-grade · Superior strength
Copper C110 / Brass
High conductivity · Excellent machinability
PEEK / Nylon / Delrin
Engineering plastics · Chemical-resistant
Surface Finishing
Anodizing (Type II & III)
Standard and hard anodize in black, natural, gold, red, and custom colors.
Bead Blasting + Powder Coat
120-grit matte finish or customer-specified RAL/Pantone powder coat color.
Electroplating & Passivation
Nickel, zinc, chrome plating for steel; passivation per ASTM A967.
Polishing & Brushing
Mirror polish (Ra <0.1) or directional brushing for cosmetic finishes.
Quality Assurance
Zero-Defect
Commitment
ISO 9001:2015 certified. Every part measured and documented before it leaves our facility.
ISO 9001:2015 Certified
Quality management governs every step from raw material sourcing to shipping.
CMM Full Inspection
Critical dimensions verified on a CMM. Dimensional report issued with every shipment.
Material Certificates
Mill test certificates for all materials. Full traceability from raw bar to finished part.
99% On-Time Delivery
We only confirm lead times we can meet. Scheduling flags at-risk orders in real time.
NDA & IP Protection
We sign NDAs before reviewing drawings. Your designs are never shared without consent.
English-Speaking Team
Dedicated account managers fluent in English. No translation friction.
Our Facility
Factory &
Equipment
State-of-the-art CNC machining centers, CMM inspection room, and a dedicated quality control team.
FAQ
Common
Questions
We have no minimum order quantity. We accept orders from small batches to large volume production runs.
Standard ±0.05mm, precision ±0.01mm, and high-precision ±0.005mm depending on part geometry and material.
Yes, worldwide via DHL, FedEx, and UPS Express. All customs documentation is included.
Yes, ISO 9001:2015 certified. All parts come with CMM inspection reports and material certificates.
Absolutely. We sign NDAs before reviewing any files. Your IP is always protected.
Get in Touch
Request a
Free Quote
Upload your drawings or describe your project. We respond within 24 hours with a detailed quote and DFM feedback.
Email (include drawings)sales@partsprecision.com
WhatsApp / Phone+86 137 5009 7892
Factory LocationJiangmen City, Guangdong, China