DEWALT Brushless 20-volt Max 1/4-in Variable Speed Brushless Cordless Impact Driver (2-Batteries Included) in the Impact Drivers department at Lowes.com
DEWALT 20V MAX XR Cordless Brushless 1/2 in. High Torque Impact Wrench with Detent Pin Anvil and (1) 20V 5.0Ah Battery DCF899P1 - The Home Depot
DEWALT 20V MAX XR Brushless High Torque 1/2" Impact Wrench with Detent Anvil, Cordless, Tool Only (DCF899B) - - Amazon.com