DEWALT 20V MAX Lithium-Ion Cordless 1/2 in. Impact Wrench Kit DCF900P1 - The Home Depot
Elikliv Cordless Impact Wrench, 1/2 inch Impact Gun Max Torque 420Ft-lb(600Nm) 21V 4.0Ah Power Impact Driver Battery, Fast Charger,16 Drive Impact Sockets and 12 Drill Bits for Home & Garage - Amazon.com
20V 370 Ft-lbs Brushless Impact Wrench Kit, 1/2 Inch Cordless Electric Impact Gun, High Torque 3,400 IPM Impact Driver with 6 Pcs Drive Impact Sockets, 2.0Ah Battery, Fast Charger, and Tools Bag - Walmart.com
WORKPRO 20V Cordless Impact Wrench, 1/2-inch, 320 Ft Pounds Max Torque, 4Pcs Drive Impact Sockets, 2.0Ah Li-ion Battery with Fast Charger, Belt Clip for Easy Carrying - Walmart.com