Use controlled screw tightening in the range 140 760 nm ideal for the truck andor industrial vehicle sectors for use in all areas of industrial manufacturing features adjustable torque wrench with 34 single square drive for controlled clockwise tightening type dr no 8563 or double square drive for bi directional tightening type drl no 8568 34 square drive with pin locking mechanism din 3120 b 20 iso 1174 acc to din en iso 6789 traceable to national standards au