Use controlled screw tightening in the range 40 200 nm ideal for the automotive industry utilisation in all areas of industrial manufacturing features torque wrench with 12 single square drive for controlled clockwise tightening type bc no 8573 or double square drive for bi directional tightening type bcl no 8578 12 square drive with ball locking device din 3120 a 12 5 iso 1174 acc to din en iso 6789 traceable to national standards automatic short path actuati