Wera Kraftform 812/1 Bitholding Screwdriver, Hexagon 1/4" Head x 120mm Shaft Wera Kraftform handles features a large contact zone that provides a large amount of friction with the soft zones. Integrated soft zones in handle bulge, transfer high tightening/loosening forces without losing contact with screws. Precision zone at blade provides better feel for rotational angle during fine adjustment work. Anti-roll protection stops screwdrivers from rolling away at the workplace. Features hexagon blade with strong permanent magnet, suitable for 1/4" hexagon insert bits and Wera Series 1, 1/4" x 120mm shaft With strong permanent magnet to pick up and hold bits and screws in place For 1/4" hexagon insert bits and Wera Series 1 Multi-component Kraftform handle fits the shape to the hand erasing the physical stresses of screwdriving Limited Lifetime Warranty, German Engineered Manufacturer Part #: 05051205001