"AIRCAT Pneumatic Tools 1880 P A: 1 Inch Pistol Grip Impact Wrench with Pinless Hammer Mechanism 1,900 ft lbs of Torque"

Cordless Impact Wrench, 370 Ft-lbs (500N.m) Impact Gun 1/2 inch, 2 4.0Ah Battery Powered Brushless Impact Wrench with 6 Sockets, Fast Charger