Insert Bit, Application – Tools Power, Bit Style Torq-Set, Fastening Tool Tip Size #10, Shank Style Hex, Hex Shank Size 5/16 in, Single End, Fastening Tool Material S2 Steel, Overall Bit Length 1 1/4 in, SAE, Finish Unfinished, Impact Rated Impact Rated, For Use With Bit Holder, Insert Bit, Package Quantity 5