Wera Tools - 837 i RA Kraftform blade-holding handle with ratchet functionalityBlade holding screwdriver for Wera Kraftform Kompakt VDE blades with ratchet with fine toothing integrated in the handle (40 teeth return angle 9 ). The ratchet accelerates screwdriving without having to reposition the tool. The ratchet mechanism completely embedded in the handle ensures very handy and comfortable work. The handle blade system allows for lightning fast change of the required blade and thus a wide range of applications. Features