DEWALT 18-volt Variable Speed 1/2-in Drive Cordless Impact Wrench in the Impact Wrenches department at Lowes.com
Cordless Impact Wrench 1/2 inch for Dewalt 20V Battery, 600 Ft-lbs (810N. m) Brushless High Torque Power Tool with LED Work Light and Belt Clip (Battery Not Included) - Amazon.com