Torx Pan Head Self Driller Screws
6 Lobe Drive Pan Head TEK 3 Point Screws
Torx Pan head self drilling screws are made of 410 stainless steel and have a sheet metal thread with a self driller cutting (TEK) point to pierce through 20 to 14 gauge metals. The heads use a Torx T-10 through T-27 driver depending on the size of the screw. These screws are used in the exterior elements.
Torx Drive Screws are also known as 6 Lobe, Star Drive and Hexalobular.