Insert Bit, Application - Tools Power, Bit Style Tamper Resistant Torx(R), Fastening Tool Tip Size TR10, Shank Style Hex, Hex Shank Size 1/4 in, Single End, Fastening Tool Material S2 Steel, Overall Bit Length 1 in, SAE, Finish Unfinished, Impact Rated Yes, For Use With Bit Holder, Insert Bit, Package Quantity 5