Good quality self drilling screws get more customers trust

Handan Shuangzi Metal Products Co.,Ltd is a professional manufacturer of self drilling screw&drywall screw&chipboard screw in China,our factory is loacted Yongnian Dist Handan City Hebei Province.Now we can produce 400 tons one month.

We exported 6 containers of self drilling screws in October,because good quality get more customers trust.