Stainless Steel Hex Washer Head Tek Screw

This #10 x 1/2-inch stainless steel hex washer head self-drilling Tek screw combines drilling, tapping, and fastening into a single operation. Made from strong 410 stainless steel, it features a 5/16-inch hex washer head for increased driving torque and a self-drilling point for direct installation into metal or other thin materials without pre-drilling.