Features and Benefits: ?POWER: World’s Most Powerful 1″ Cordless Impact Wrench with best in class power-to-weight ratio ?2,600 ft/lbs of Nut Busting Torque ?2,200 ft/lbs of Fastening Torque ?IP56 rated for tough environmental conditions ?Productivity: 250 bolts per charge ?Reduce set up time of jobs up to 15% ?No waiting on air for roadside applications ?IQv Power Control System includes 3 modes: Max Power, Mid Power and Snug mode ?Brushless motor delivers durability and efficiency ?360 degree adjustable D-handle, rotates fully around the tool The all-new W9491 from Ingersoll Rand?. Get 100% mobility from the market leader in 1? impact wrenches. The W9491 20V 1? cordless impact wrench with standard anvil delivers 2,600 ft-lbs of nut busting torque, 2,200 ft-lbs of tightening torque, and utilizes IQV Power Control System ? easily switch between MAX, MID or Snug modes in no time.