1/2" Composite nutrunner 1365Nm 1/2" nutrunner with maximum tightening torque of 1356Nm. The nutrunner is made of lightweight aluminum and composite material. Adjustable in three different forward and two backward positions. Equipped with double hammer in the percussion for good balance and less vibration. Gear Working torque Max torque Tightening Loosening 1356Nm 1 542-610Nm 610-678Nm 2 814-881Nm 949-1017Nm 3 949-1017Nm