Precision CNC Machining Services Supplier in China


What We Good at CNC Machining Processes

At PremFixer, we provide a comprehensive rangae of CNC machining services, including CNC milling, CNC turning, drilling, tapping, and wire EDM. Our ISO 9001 certified production process, paired with cutting-edge CNC technology and years of industry expertise, guarantees that your custom parts are produced accurately and efficiently – right the first time, every time.

CNC Milling

CNC Milling Services: Utilizing high-speed 3-axis and 4-axis machines, PremFixer removes material with micron-level precision. Our milling process is optimized for producing complex geometries, deep pockets, slots, and intricate contours in both metal and plastic components.

CNC Turning

CNC Turning Services: Specialized for cylindrical components. Our advanced lathes rotate the workpiece while cutting tools precisely shape the material. Ideal for manufacturing high-concentricity parts like shafts, pins, bushings, and symmetrical fittings.

5-Axis CNC Machining

5-Axis CNC Machining: For the most challenging designs. This technology allows for the creation of highly intricate parts in a single setup, achieving complex angles and geometries that are impossible with traditional 3-axis machines. Perfect for aerospace and medical applications.

Fastener Cold Heading

Cold Heading & Forming: As our core process for mass production, cold heading maximizes material utilization and enhances mechanical strength. It is the most cost-effective solution for manufacturing high-precision fasteners and bolts, ensuring a stable supply chain for high-volume orders.


Excellent CNC machining Parts We Made


CNC machining Materials We Offer

PremFixer provides 50+ metals & plastic materials options for your select on your project. Below are the common used materials for your reference. Select the ideal metal for your project’s success by understanding its unique characteristics.

Aluminum

As a professional China CNC machining factory, we specialize in aluminum CNC machining for precision fasteners and custom components. Aluminum offers excellent strength-to-weight ratio, high ductility for easy machining, and is ideal for lightweight OEM/ODM parts across automotive, aerospace and industrial fastener applications.

Factory Price: $ (Direct from China Factory)

Lead Time: < 10 days (Bulk Fastener Orders)

Wall Thickness: 0.75 mm (Precision Machining)

Tolerances: ±0.125mm (±0.005″)

Max part size: 200 x 80 x 100 cm (Custom CNC Parts)

Aluminum CNC Machining Service - China Fastener and CNC Factory

Copper

Our China CNC factory provides high-precision copper machining for electrical fasteners, conductive components and custom CNC parts. Copper features exceptional electrical/thermal conductivity and ductility, with our specialized machining processes ensuring tight tolerances for critical electrical fastener applications.

Factory Price: $$ (Direct OEM Pricing)

Lead Time: < 10 days (Custom Copper Fasteners)

Wall Thickness: 0.5 mm (Precision Machining)

Tolerances: ±0.125mm

Max part size: 150 x 150 x 100 cm (Bulk CNC Production)

Copper Precision CNC Machining - China Fastener Manufacturer

Brass

As a leading China fastener and CNC factory, we offer brass CNC machining for low-friction fasteners, decorative hardware and precision industrial components. Brass (copper-zinc alloy) is easy to machine, corrosion-resistant and ideal for custom threaded fasteners and precision CNC parts.

Factory Price: $$ (Bulk Fastener Pricing)

Lead Time: < 10 days (OEM CNC Orders)

Wall Thickness: 0.8 mm (Precision Machining)

Tolerances: ±0.125mm

Max part size: 200 x 80 x 100 cm (Custom CNC Production)

Brass CNC Part - Custom Fasteners from China Factory

Bronze

Our China CNC manufacturing facility specializes in bronze machining for heavy-duty fasteners, marine hardware and corrosion-resistant components. Bronze (copper-based alloy) offers superior metal fatigue resistance and seawater corrosion protection, ideal for industrial fastener applications in harsh environments.

Factory Price: $$ (Direct from Manufacturer)

Lead Time: < 12 days (Custom Bronze Fasteners)

Wall Thickness: 1.0 mm (Precision CNC Machining)

Tolerances: ±0.125mm

CNC Machining Bronze Parts - China Fastener Factory

Mild Steel

As a top China CNC factory for fasteners, we provide cost-effective mild steel machining for structural fasteners, construction hardware and industrial components. Mild steel (low-carbon steel) offers excellent strength and toughness, perfect for high-volume fastener production and custom CNC parts.

Factory Price: $ (Bulk Fastener Production)

Lead Time: < 10 days (Mass CNC Production)

Wall Thickness: 1.0 mm (Precision Machining)

Tolerances: ±0.125mm

Mild Steel CNC Manufacturing Auto Fasteners - China Factory

Stainless Steel

Our China CNC factory specializes in stainless steel machining for high-precision fasteners, food-grade hardware and corrosion-resistant components. Stainless steel (10.5%+ chromium) delivers superior corrosion resistance and strength, ideal for medical, food and industrial fastener applications with strict tolerance requirements.

Factory Price: $$$ (OEM Precision Fasteners)

Lead Time: < 15 days (Custom Stainless Fasteners)

Wall Thickness: 0.75 mm (High Precision Machining)

Tolerances: ±0.05mm (Ultra-Precision CNC)

Stainless Steel 316 CNC Turning Services - China Fastener Manufacturer

Magnesium

As a professional China CNC machining factory, we offer magnesium machining for lightweight aerospace fasteners and high-performance custom components. Magnesium is the lightest structural metal with excellent machinability, ideal for weight-critical fastener and CNC part applications.

Factory Price: $$$ (OEM Custom Parts)

Lead Time: < 10 days (Precision CNC Production)

Wall Thickness: 1.2 mm (High Precision Machining)

Tolerances: ±0.125mm

CNC Milling Magnesium - Lightweight Fasteners China Factory

Titanium

Our China CNC factory provides high-precision titanium machining for aerospace/medical fasteners and high-stress components. Titanium offers unmatched strength-to-weight ratio and corrosion resistance, with our specialized CNC processes ensuring ultra-tight tolerances for critical fastener applications.

Factory Price: $$$$ (Precision OEM Fasteners)

Lead Time: < 20 days (Custom Titanium Parts)

Wall Thickness: 0.5 mm (Ultra-Precision Machining)

Tolerances: ±0.025mm (Micron-Level CNC)

Titanium CNC Machined Part - Aerospace Fasteners China Factory

Molybdenum

As a specialized China CNC and fastener factory, we offer molybdenum machining for high-temperature industrial fasteners and custom components. Molybdenum features an extremely high melting point, ideal for fastener applications in extreme heat environments, with our CNC expertise overcoming its brittle machining characteristics.

Factory Price: $ (Bulk Industrial Fasteners)

Lead Time: < 25 days (Custom Molybdenum Parts)

Wall Thickness: 1.0 mm (Precision CNC Machining)

Tolerances: ±0.1mm

CNC Prototype Metal Molybdenum - High-Temp Fasteners China Factory

CNC Plastics (Custom Fasteners & Components)

ABS

Our China CNC factory specializes in ABS plastic machining for custom plastic fasteners, electronic enclosures and industrial components. ABS offers excellent low-temperature impact resistance, dimensional stability and machinability, ideal for cost-effective OEM plastic fastener production.

Factory Price: $$ (Bulk Plastic Fasteners)

Lead Time: < 10 days (OEM CNC Production)

Wall Thickness: 0.75 mm (Precision Machining)

Tolerances: ±0.125mm (±0.005″)

Max part size: 200 x 80 x 100 cm (Custom CNC Parts)

ABS CNC Machining - Plastic Fasteners China Factory

PEEK

As a premium China CNC factory, we provide PEEK machining for high-performance aerospace/medical fasteners and custom components. PEEK offers exceptional heat/chemical resistance and mechanical strength, ideal for high-temperature, high-stress fastener applications in critical industries.

Factory Price: $$$$ (Precision PEEK Fasteners)

Lead Time: < 15 days (OEM Custom Parts)

Wall Thickness: 0.8 mm (High Precision Machining)

Tolerances: ±0.05mm (±0.002″)

Max part size: 180 x 70 x 90 cm (Custom CNC Production)

CNC Machined Peek Parts - High-Temp Fasteners China Factory

PTFE

Our China CNC manufacturing facility specializes in PTFE (Teflon) machining for low-friction fasteners, seals and bearings. PTFE features ultra-low friction coefficient, chemical resistance and high-temperature tolerance, perfect for corrosion-resistant plastic fastener applications.

Factory Price: $$$$ (Custom PTFE Fasteners)

Lead Time: < 12 days (OEM CNC Production)

Wall Thickness: 1.0 mm (Precision Machining)

Tolerances: ±0.1mm (±0.004″)

Max part size: 150 x 60 x 80 cm (Bulk Production)

CNC Machined PTFE Teflon Plastic Parts - Low-Friction Fasteners China Factory

PC (Polycarbonate)

As a leading China CNC and fastener factory, we offer PC plastic machining for transparent industrial fasteners, automotive components and electronic hardware. PC delivers high impact resistance, optical clarity and dimensional stability, ideal for custom transparent plastic fastener applications.

Factory Price: $$$ (OEM PC Fasteners)

Lead Time: < 10 days (Custom CNC Production)

Wall Thickness: 0.7 mm (Precision Machining)

Tolerances: ±0.1mm (±0.004″)

Max part size: 200 x 80 x 100 cm (Bulk Production)

CNC Machined PC Parts - Transparent Plastic Fasteners China Factory

PMMA (Acrylic)

Our China CNC factory provides cost-effective PMMA (Acrylic) machining for custom plastic fasteners, display components and optical hardware. PMMA offers excellent optical clarity, weather resistance and machinability, a budget-friendly alternative to glass for plastic fastener and CNC part applications.

Factory Price: $$ (Bulk Acrylic Fasteners)

Lead Time: < 8 days (Fast CNC Production)

Wall Thickness: 0.8 mm (Precision Machining)

Tolerances: ±0.125mm (±0.005″)

Max part size: 220 x 90 x 110 cm (Custom CNC Parts)

PMMA Acrylic CNC Machining Services - Plastic Fasteners China Factory

HDPE (High-Density Polyethylene)

As a professional China fastener and CNC factory, we offer HDPE machining for industrial packaging fasteners, chemical-resistant components and custom plastic hardware. HDPE features excellent chemical resistance, low moisture absorption and cost-effectiveness for bulk plastic fastener production.

Factory Price: $ (Bulk HDPE Fasteners)

Lead Time: < 7 days (Mass Production)

Wall Thickness: 1.0 mm (Precision Machining)

Tolerances: ±0.15mm (±0.006″)

Max part size: 250 x 100 x 120 cm (Custom CNC Production)

HDPE CNC Manufacturing - Industrial Plastic Fasteners China Factory

POM (Delrin)

Our China CNC factory specializes in POM (Delrin) machining for high-precision plastic fasteners, gears and mechanical components. POM offers exceptional stiffness, low friction and dimensional stability, ideal for precision plastic fastener applications requiring tight tolerances and wear resistance.

Factory Price: $$$ (Precision POM Fasteners)

Lead Time: < 10 days (OEM CNC Production)

Wall Thickness: 0.6 mm (Ultra-Precision Machining)

Tolerances: ±0.08mm (±0.003″)

Max part size: 180 x 70 x 90 cm (Custom CNC Parts)

POM Delrin Acetal CNC Machining - Precision Plastic Fasteners China Factory

PA (Nylon)

As a top China fastener manufacturer, we provide PA (Nylon) machining for wear-resistant plastic fasteners, bushings and structural components. Nylon delivers excellent tensile strength, chemical resistance and wear resistance, perfect for industrial plastic fastener applications in high-wear environments.

Factory Price: $$ (Bulk Nylon Fasteners)

Lead Time: < 9 days (Custom CNC Production)

Wall Thickness: 0.9 mm (Precision Machining)

Tolerances: ±0.1mm (±0.004″)

Max part size: 200 x 80 x 100 cm (OEM Production)

PA CNC Machining - Nylon Fasteners China Factory

Polyethylene

Our China CNC factory offers cost-effective polyethylene machining for lightweight plastic fasteners, packaging components and consumer hardware. Available in LDPE/HDPE grades, polyethylene features excellent chemical resistance and low cost, ideal for high-volume plastic fastener production.

Factory Price: $ (Bulk Polyethylene Fasteners)

Lead Time: < 7 days (Mass CNC Production)

Wall Thickness: 1.2 mm (Precision Machining)

Tolerances: ±0.15mm (±0.006″)

Max part size: 250 x 100 x 120 cm (Custom CNC Parts)

Polyethylene CNC Machining - Low-Cost Plastic Fasteners China Factory

Garolite G-10

As a specialized China CNC and fastener factory, we provide Garolite G-10 machining for electrical insulation fasteners, aerospace components and industrial hardware. Garolite G-10 (fiberglass epoxy laminate) offers excellent electrical insulation, mechanical strength and chemical resistance for critical fastener applications.

Factory Price: $$$ (Custom Garolite Fasteners)

Lead Time: < 12 days (OEM CNC Production)

Wall Thickness: 1.0 mm (Precision Machining)

Tolerances: ±0.1mm (±0.004″)

Max part size: 180 x 70 x 90 cm (Custom CNC Parts)

Custom Garolite G-10 Parts - Electrical Fasteners China Factory

Surface Finishes for CNC Machined Parts

One-Stop Surface Finishing Solutions. Beyond machining, PremFixer provides over 20 specialized surface treatments to ensure your parts are ready for assembly. From functional coatings for harsh environments to cosmetic finishes for branding, browse the diverse options we commonly apply to custom metal and plastic parts:

  • As-Machined

    As-Machined

  • Smooth

    Smooth

  • Bead Blasting

    Bead Blasting

  • Anodizing

    Anodizing

  • Polishing

    Polishing

  • Powder Coating

    Powder Coating

  • Brushing

    Brushing

  • Electroplating

    Electroplating

  • Passivation

    Passivation

  • Heat Treating

    Heat Treating

  • Electropolishing

    Electropolishing

  • Chromating

    Chromating

  • Sandblasting

    Sandblasting

  • Laser Engraving

    Laser Engraving

  • Black Oxide

    Black Oxide



Get Premium Custom CNC Machining Services in China Today!

PremFixer combines high-precision manufacturing with expert surface finishing. Your one-stop factory for Fasteners & CNC Custom Parts.

Contact us today for a free quote or to discuss your project. Let’s work together to make your custom surface finishing precise, durable, and cost-effective.