Item Type: 105 Bit Driver_x000D_ Material: Chrome vanadium steel_x000D_ Corner Angle: 105_x000D_ Specification: 1/4in (approx. 6.35mm / 0.25in)_x000D_ Purpose: Suitable for most electric drills and socket wrenches, extending to the narrow parts they cannot reach, twisting screws and nuts 1The standard 1/4in hex handle can be connected to various screwdrivers and electric drill bits. 2105 can be rotated left and right, support manual screwing, suitable for most electric drills and socket wrenches. 3The batch adapter can be used to tighten the screw and nut to extend to narrow parts for operation. 4The socket is equipped with magnetism, which can effectively fasten the bit, and it is not easy to slip and fall off after installation. 5Made of high?quality chrome vanadium steel material, high hardness and wear resistance.1 x 105 Bit Driver