China Customized Screw Knurled Shoulder Bolt Thumb Screw Knob Aluminum Stainless Steel Anodized Screw
Precision CNC Machining Services — Built for Custom Projects with ±0.01mm Accuracy
With over 20 years of experience in the CNC machining industry, we provide high-precision custom metal processing tailored to your requirements. Our team specializes in machining non-standard components with extremely tight tolerances, making us a trusted partner for precision-critical applications.
Technical Capabilities
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Tolerance Accuracy: ±0.01mm
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Size Range:
• Width: 1.5mm to 80mm
• Length: Up to 1000mm -
Materials Available: Stainless steel, carbon steel, aluminum, copper, and more
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File Formats Accepted: 2D/3D CAD drawings (PDF, DWG, DXF, STEP, IGS, STL)
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Services: Milling, turning, drilling, threading, deburring, finishing
We support both prototyping and low-volume production with reliable lead times and competitive pricing. Whether you have custom drawings or physical samples, we can turn your concepts into high-accuracy components.
Quality Control & Inspection
Our factory operates under ISO 9001 quality standards. All parts go through dimensional checks with precision tools including micrometers, calipers, and CMM equipment.
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In-process and final inspections
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Inspection reports available upon request
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Guaranteed consistency and performance
Frequently Asked Questions
What tolerances can you meet?
We are capable of achieving ±0.01mm depending on part geometry and material. If your tolerance is more demanding, our team can advise during evaluation.
Do you offer samples?
Yes, we provide prototypes with quick turnaround. Most samples can be delivered within 3–7 working days.
What materials do you machine?
We commonly work with stainless steel, carbon steel, aluminum, copper, and related alloys. Other metals may be available upon request.
Can I provide a 3D file or physical sample?
Absolutely. We accept a variety of CAD file types and can reverse-engineer from samples if needed.
Do you ship internationally?
Yes, we ship globally via FedEx, UPS, DHL, or freight. We frequently serve customers in the US and Europe.
How do you ensure part quality?
All parts are fully inspected before shipping. Dimensional reports and material certifications are available on request.
Send us your drawings or part requirements today—we’ll respond within 24 hours with a quote and lead time.
| Project Description | |
| Design/size according to customer's sample or drawing | |
| Material | |
| Copper | H59 H62 lead-free copper and purple copper, etc. |
| Titanium | TC4 (TiAl6v4, grade 5). |
| Alloy steel | 15Cr, 20Cr, 42CrMo) |
| Aluminum | 6061, 6063, 6082, 7075, 5052, A380, etc. |
| Plastics | POM, paraformaldehyde, nylon |
| Steel | Mild steel, carbon steel, 4140, 4340, Q235, Q345B, 20#, 45#, etc. |
| Stainless steel | SS303, SS304, (SS304 food grade), SS316, SS316L, SUS430, SS416SS201, SS301, |
| Other | |
| Surface treatment | Transparent anodizing, color anodizing (color code required, actual samples to prevent color difference), chemical film, passivation, polishing, chrome plating, sandblasting, laser engraving, zinc plating, black oxide, nickel plating, chrome plating, carburizing, heat treatment |
| Test Equipment | Rockwell Hardness TesterSalt Spray TesterRoughness TesterCloud Disc High Speed Tester SP-T300 |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.