$55.99 MILWAUKEE 1/2 Cordless Impact Wrench Kit, 18.0 Voltage, 1400 ft.-lb. Max. Torque, Battery 
Cordless Electric Impact Wrench Gun 1/2'' Driver 800Nm/Li-ion Battery High Power 703546644485 | eBay
Milwaukee 18V Brushless 1/2 Cordless High Torque Impact Wrench(2763-20) | eBay
