Bare-Tool Milwaukee 9083-20 1/2-Inch 14.4-Volt Ni-Cad Cordless Square Drive Impact Wrench (Tool Only, No Battery) Powerful - Delivers up to 1,400 in. lbs. of torque Lightweight - allows the user to work longer with less fatigue Durable - equipped with a heavy-duty, die-cast, aluminum gear housing for extreme durability Hard hitting - produces up to 2500 impacts per minute Limited warranty