Self-tapping screw Material:SS304,316,carbon steel Size:M2-M8,LH:3-120mm Standard:DIN7981 DIN7982 DIN7983
Self-tapping screws used for connecting a thin metal plate (steel, saws, etc.)
When the connection, the first being made out of thread bottom outlet connections, and then self-tapping screws are screwed into the bottom of the threaded connections. Because self-tapping screw thread surface has a high hardness (≥ HRC45), it can attack the bottom of thread in the thread to form the connection.
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Anping Longma Hardware Wire Mesh Products Co.,LtdContact
pan head self tapping screw
