Purchase Qty. Reference FOB Price
1,000-9,999 Pieces US$0.10
10,000-49,999 Pieces US$0.01
50,000+ Pieces US$0.001
Product Description
Product Description Self tapping screw is a screw that can tap its own hole as it is driven into the material. More narrowly, self-tapping is used only to describe a specific type of thread-cutting screw intended to produce a thread in relatively soft material or sheet materials, excluding wood ...