Ingersoll Rand 2135QXPA Impactool, 1/2" Punish the toughest bolts with 780 ft-lbs. of max reverse torque and 1,100 ft-lbs. of nut-busting torque Powered by Ingersoll Rands finely tuned motor and twin-hammer impact mechanism At only 4 pounds, the 2135QXPA is as light as it is powerful so your hand tires less, letting you get more work done Ingersoll Rands Quiet Technology reduces the sound of the tool sparing your ears without sacrificing a single ounce of power Backed by a one-year warranty and rigorously tested to ensure it always performs in the face of the toughest jobs