The DCF899B 20V MAX XR Brushless High Torque 1/2 in. Impact Wrench with Detent Pin Anvil is powerful and versatile for various fastening applications. It is designed for comfort. speed control. and working in dark spaces. Up to 700 ft-lbs of max torque and 1200 ft-lbs of max breakaway torque. Compact design of 8-13/16 in. in length. Multi-speed control for a variety of applications (0-400/1.200/1.900 rpm). 1/2 in. Anvil with detent pin (also available with hog ring).