The DeWalt XTREME 12V MAX Brushless Cordless Impact Wrenches are ideal for use in a wide variety of automotive applications, delivering 250 ft-lbs of maximum tightening torque and 400 ft-lbs of maximum breakaway torque to tackle stuck and stubborn fasteners. The impact wrenches are available in two sizes: 1/2" (No. DCF901) and 3/8" (DCF903). Measuring 5.2" in length and weighing 2 lbs, its compact design allows users to access tight areas. Both models feature a hog ring anvil for easy socket changes, glass filled nylon housing that helps to resist the effects of harsh automotive chemicals and solvents, as well as an LED light ring for visibility in low-light environments.