Milwaukee M18 FUEL 18-Volt Li-Ion Brushless Cordless 1/4 in. Hex Impact Driver & 3/8 in. Compact Impact Wrench with Friction Ring 2953-20-2854-20 - The Home Depot
AVID POWER Impact Driver Kit, 180N.m. 20V Cordless 1/4-Inch Hex Impact Drill /Driver Set, Variable Speed, with 14Pcs Sockets, 10Pcs Driver Bits and Tool Bag - Amazon.com
Milwaukee 2657-20 M18 2-Speed 1/4" Hex Impact Driver, Bare Tool