Hand holder for Wera Kraftform Kompakt VDE interchangeable blades with fine-toothed ratchet integrated in the handle (40 teeth angle 9°). The ratchet accelerates screwing without tedious reattachment. The ratchet mechanism fully embedded in the handle ensures very handy and comfortable work. The handle/interchangeable blade system allows lightning-fast replacement of the required blade and thus a wide range of applications.