Bit Holder, Application - Tools Power, Drive Size 1/4 in, Bit Holder Drive Type Hex, Hex Shank Size 1/4 in, Shank Style Hex, Overall Bit Length 3 in, Fastening Tool Material Steel, Bit Retainer Type Quick Change, Nonmagnetic, Impact Rated No, Number of Pieces 15, Includes AlphaCASE Refillable Box