The Snap-on PT650 Impact Wrench features a new housing, nose piece, trigger and improved internals, according to the company. Cold forged hammers and precision machined frame and anvil help create tighter tolerances and load distribution. The PT650 features one-handed and reverse selection and a large four-position power level adjustment. This wrench offers a bolt breakaway torque of 950 ft-lbs, torque reverse of 650 ft-lbs, torque forward of 480 ft-lbs, rpm free speed of 5,600 and the ability to strike 1,100 blows per minute.