Self tapping screws
Custom Self tapping screws manufacturer China. A self-tapping screw is a screw which can tap its own hole as it is driven into the material. Self-tapping screws are used in a variety of applications.
Self-tapping screws have a wide range of tip and thread patterns, and are available with almost any possible screw head design. Common features are the screw thread covering the whole length of the screw from tip to head and a pronounced thread hard enough for the intended substrate, often case-hardened.