Tapcon 5/32" x 3-1/2" Concrete Drill Bit is a self-feeding drill bit. It has a straight shank and is made of steel. The drill bit has a drilling depth of 2.25" and an impact driver capability of standard. Manufactured with tighter tolerances than ANSI standards, Tapcon Carbide-tipped Drill Bits are engineered to drill holes that deliver optimal performance when used with Tapcon Concrete Screw Anchors. Seamlessly use Tapcon Drill Bits with Tapcon anchors to ensure drilling precise holes and achieve maximum holding power.