The Carlyle Tools 1/2" Dr. Push Button Impact Wrench is a balanced and lightweight tool, weighing 4.3 lbs. It produces over 1,450 ft-lbs of breakaway torque. The pneumatic impact wrench features a precise variable speed trigger, 1/4" - 18 NPT hose end thread diameter, easy directional change with rear forward/reverse push buttons, and a four-position regulator that allows for controlled power output in forward direction.