Execution according to DIN 3122, ISO 3315, With through square drive, medium fine teeth and very robust, Return angle 18 degrees, For manual sockets and accessories with drive square according to DIN 3120 - C 6.3, ISO 1174, with ball lock, GEDORE Vanadium steel 31CrV3, chrome-plated, Vanadium steel 31CrV3, chrome-plated
