We are a professional manufacturer for self drilling screws in china.

Zhencheng Machinery established in 1996 as a professional manufacturer on steel screws in standard specification, also has ability to customized products. Our main products are self drilling screw, self tapping screw, roofing screw, flange washer head screw. Annual manufacturing capacity of 50,000 tons.

Our advantage is professional manufacturing and strict quality control on every stage of production, which integrates wiredrawing, cold upsetting, end impacting for drilled point, filing thread, heat treatment, zincification and assembly, ensure excellent quality and prompt delivery.

If you are interesting in our company more informations, please give a me email.