Service FAQ & Cooperation Terms

Answer frequently asked questions about drawing customization, processing tolerance, delivery time, payment terms, shipping and after-sales service.Simplify overseas cooperation process and provide professional one-stop precision machining service.

1.What precision machining services does Zhangjiagang Hengshuo Precision Machinery offer?

We specialize in 5-axis CNC milling, CNC turning with live tooling, precision grinding, and custom machined parts for automation, medical, aerospace, and automotive industries.

2. Which materials can you machine for custom CNC parts?

We machine aluminum (6061, 7075), stainless steel (303, 304, 316L, 17-4PH), titanium Grade 5, brass, POM, PEEK, ABS, and more.ing, and custom machined parts for automation, medical, aerospace, and automotive industries.

3. What is the typical CNC machining tolerance from Hengshuo?

Our standard tolerance is ±0.005mm, with high-precision options up to ±0.002mm available for critical components.

4. Do you accept small batch or prototype orders?

Yes. We support low-volume prototyping and high-volume production. No MOQ for prototype orders.

5. What file formats do you need to provide a CNC quote?

Please send 2D drawings (PDF/DWG) or 3D models (STEP, IGES, STP). We reply with a quote within 24 hours.

6. What is your lead time for custom CNC parts?

Prototypes: 5–7 days. Mass production: 15–25 days (depending on quantity and complexity).

7. Do you offer quality inspection reports?

Yes. We provide full CMM inspection reports, material certificates, and surface roughness test reports for every batch.

8. Are your precision machined parts suitable for medical or aerospace use?

Yes. We follow strict quality control procedures suitable for medical devices, aerospace components, and automotive safety parts.

9. Can you machine parts with complex geometries?

Yes. Our 5-axis CNC machining centers can handle complex geometries, deep cavities, and tight concentricity requirements.

10. How can I get a CNC machining quote from Hengshuo?

Send your drawings to sujiang274@gmail.com or use the Contact Us form on our website. We reply within 24 hours.

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