Wera 411 A RA, integrated ratchet with fine teeth to ensure fast, safe working. Shift lever for convenient left/right direction change. Easy working thanks to the fully embedded ratchet mechanism in the handle. Ergonomic 2-component handle with finger grip recesses and pleasant feel for very high power transmission and fatigue-free working. Freewheel sleeve for very high-speed working. 1/4" nut holder with secure ball lock.