Stainless Steel A2-70 Cross Recessed Pan Head Self
Stainless Steel A2-70 Cross Recessed Pan Head Self Tapping Screw DIN7981 For Metal Plate. A self-tapping screw is a screw that can tap its own hole as it is driven into the material. For hard substrates such as metal or hard plastics, the self-tapping ability is often created by cutting a gap in the continuity of the thread on the screw, generating a flute and cutting edge similar to those on ...
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