DEWALT XTREME 12-volt Max 1/4-in Brushless Cordless Impact Driver (2-Batteries Included, Charger Included and Soft Bag included) in the Impact Drivers department at Lowes.com
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