Wera Kraftform Kompakt Pistol RA-R 1 Ratcheting Screwdriver Set 05051535001Kraftform pistol handle for 1 4" hex drive bits. The ratchet with fine toothing integrated in the handle allows fast working. Switching the screwdriving direction is intuitive: Turn the ring switch clockwise for clockwise screwdriving, turn it counterclockwise for counterclockwise screwdriving. Use position 0 to deactivate the ratchet mechanism for precise working. The Rapidaptor technology of the bitholding screwdriver makes for a quick bit change.