DEWALT ATOMIC 20V MAX Cordless Brushless 3/8 in.Variable Speed Impact Wrench (Tool Only) DCF923B - The Home Depot
Aiment Cordless Impact Wrench 1/2 inch, 550 Ft-lbs Max Torque(700NM), 21V 3000RPM Brushless Power Impact Gun, 4.0Ah Li-ion Battery with Fast Charger, 6Pcs Sockets, Electric Impact Driver for Car Home - Amazon.com
WORKSITE Brushless Impact Wrench Heavy Duty 3 Speed 20V Battery Power Tools 1/2" High Torque