For inserting screws more easily into places difficult to reach, Suitable for cordless screwdrivers up to a maximum of 14 Nm and a maximum of 400 rpm, Width across corners only 30 mm, Magnetic bit holder, With 1/4" (6.35 mm) hexagonal shank, Gears made of special steel, Suitable for forward and reverse rotation, Screw-type angle attachment with 105° inclination