Self Tapping Screws
Self-tapping screws or thread cutting screws have sharp threads that cut into a material such as sheet metal or plastic. They are sometimes notched at the tip to aid in chip removal during thread cutting.
is the ability of a screw to advance when turned while creating its own
thread. This ability is created sometimes by creating a gap in the
continuity of the thread on the screw. These edges can cut their own
threads as the screw is driven in to the material, usually wood or
plastic. They function by having a cutting