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Self-tapping screws are used for non-metal or softer metals, and do not need to drill and tap; self-tapping screws are pointed, so that they can be self-tapping; ordinary screws are flat-headed, and the thickness is the same. Self-tapping screws say: The drilled hole is a hole that does not need to be tapped. The screws used are different from the general ones. The tip is pointed and the pitch is relatively large. It is a bit like a chipless wire tap. It can be directly screwed in without tapping. Metal and plastic are usually used. This method. (Guide: An overview of the types and uses of rivet nuts)
It can drill, squeeze, and press out the corresponding thread on the material to be consolidated by its own thread, so that it can be closely matched with each other.
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One-stop manufacturer for all kind of stamping products and CNC lathed products.