HEX HEAD SELF DRILLING SHEET METAL SCREWS #14 X 1-1/2 IN.

Has an indented top surface, six flat sides with a flat washer which project beyond the sides and provides a flat bearing surface. Accepts hex wrench. Slotted drive is added to make it easier to remove. A tapping screw with spaced threads and a drill point which drills its own holes. All self drilling screws offer economical benefits; reduces labor and tooling costs; reduces or eliminates the need for drill and taps.