This Electric Impact Wrench is designed for for heavy-duty jobs. The 12.0 AMP motor provides powerful torque (738 ft.-lbs,) an effective impact system  (1,500 IPM) and a large square drive capacity (1"). It is also designed to minimizes stress and impact on the user: the side handle rotates 360° for optimal positioning, rubberized grips give better comfort and control, and the efficient impact system delivers less vibration. There is also a rocker-style forward and reverse switch for easy one-handed operation, and a sky hook for convenient storage. The gear housing is protected with a rubber boot and the brushes and ball bearings are externally accessible for easier cleaning. This combined protection and accessibility leads to a long tool life.