guangdong aluminium tooling ball cap alibaba com 

 One piece fixs directly on jig fixture with two screws,two piece joint with screw thread

Protects tooling and inspection balls from damage between operations

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GD has  strictly hold quality control for production process from material to production to package.

Main Features of our products  alibaba com :

1. completely anti-rust: 
All of the pins are produced with imported material SKD11, All bushings with flange shoulders, shim plate, and EDC bushings as well as handles are nickel-plated; All tilting brackets, angle brackets, and bracket risers are finished with plating chrome or blackening.

2. High precision: 
All products are made with high precision; Pins and bushes mated perfectly and easy to interchange with each other.  

3. High abrasion resistance:
All parts with mated use are produced by SKD11 material with a hardness of over 58 degree, surface finished with Chrome, Nickel, or Titanium; All parts used as datum are hardened to over 50 degree, and then plated.

4. Delicate appearance:

Unique techniques are adopted during production to achieve best quality as well as perfect appearance.