DEWALT XTREME 12-volt Max Variable Speed Brushless 3/8-in Drive Cordless Impact Wrench (2-Batteries Included) in the Impact Wrenches department at Lowes.com
DEWALT 20-Volt MAX XR Cordless Brushless 3/8 in. Compact Impact Wrench, (2) 20-Volt 4.0Ah Batteries & 3/8 in. Impact Socket Set DCF890M2WDWMT19248 - The Home Depot
DEWALT 20-Volt MAX XR Cordless Brushless 3/8 in. Compact Impact Wrench, (2) 20-Volt 4.0Ah Batteries & Reciprocating Saw DCF890M2W380B - The Home Depot