Acc. to DIN 3122, ISO 3315, With non-slip metal disc change, fine-toothed (72 teeth) and robust, Return angle 5 degrees, Non-slip 2-component handle with hanging hole, For hand-operated sockets and accessories with square drive as per DIN 3120 - C 12.5, ISO 1174, ball locking device, GEDORE vanadium steel 31CrV3, chrome-plated, GEDORE vanadium steel 31CrV3, chrome-plated