 Tangshan Guofeng Screws Co.,Ltd. specialize in producing chipboard screw, wood screw and dry wall screw .Standard covers: GB, JS, DIN, ISO,BS. The material of above product is low carbon steel.
Dry wall screw:phillips bugle head phosphate or zinc.
Wood screw:double countersunk pozi twinthread zinc plated.
chipboard screw:pozi double countersunk zinc waxed.
We can produce according to customers' requirement.
Good quality and competitive price is our product feature.
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