1/4 - Standard 1/4 hex shank bits fit Can be connected with power drill or hand wrench 105 degree design - For tight spaces , increases the power of a cordless screwdriver For most socket wrenches - Quick and convenient right angle change tool Magnet - Built-in strong magnet for good held, easy to use and prevent falling Black long corner device Specification: 1 piece set OPP bag: 140 × 50 × 25 mm Weight: 148g