Hexagon bolt DIN933 German standard 316L stainless steel A4 80 hexagon head screw M6M8 full thread

100pcs/box, 12boxes/carton,
Or according to clients' requirements

Handan Shuangzi Metal Products Co., Ltd is a professional manufacturer of drilling screw and tapping screw enterprises. Since its establishment, the company has been focusing on the produc- tion and R&D of drilling screw, which has built a morden, high standard, scale, variety of profes- sional production line of drill tail screw. All used equipment are imported from Germany, Japan and Taiwan, with an annual output of high quality, multi-variety drill tail screw. The company employed the top domestic technologist, in hexagon-shaping\\clipping\\thread-rolling\\carburize\\zinc plated\\washer machine\\package and other processes, every link strives for perfection and the best.

1. who are we?
We are based in Hebei, China, start from 2017,sell to Domestic Market(50.00%),Africa(15.00%),South Asia(15.00%),North America(10.00%),Mid East(10.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Self drilling screw,Drywall screw,Chipboard screw,Washer

4. why should you buy from us not from other suppliers?
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5. what services can we provide?
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