Power Bit, Application - Tools Power, Bit Style Rex, Fastening Tool Tip Size #2, Shank Style Hex, Hex Shank Size 1/4 in, Single End, Fastening Tool Material S2 Steel, Overall Bit Length 7 1/2 in, Finish Uncoated, Impact Rated No, For Use With Integrated Auto-Feed Screw System, Power Bit, Package Quantity 2