Impact Wrench, 20 7.2lbs
DEWALT 20V Max XR Impact Wrench Kit, Brushless, High Torque, Detent Pin Anvil, 1/2-Inch, Cordless (DCF899M1)
The Home Depot
20V MAX XR Cordless Brushless 1/2 in. High Torque Impact Wrench with Detent Pin Anvil and (1) 20V 4.0Ah Battery