DEWALT DCF899B  20v MAX XR Brushless High Torque 1/2" Impact Wrench with Detent Anvil (Tool Only) Brushless motor for superior performance Heavy-duty impact mechanism with max torque 700 ft./lbs., breakaway torque 1,200 ft./lbs. 3-speed selector switch for control LED work light Battery fuel gauge Battery & Charger Sold Separately