Ingersill-Rand 231A 1/2" impact gun

The Ingersoll Rand 231A air impact wrench has a 1/2-inch drive size, a working torque range of 425 ft-lbs, a free speed of 8,500 rpm, and a weight of 5.8 lbs. It uses a trigger actuation with a pistol configuration. The maximum pressure is 90 psig/6.2 bar. The air inlet thread size is 1/4-inch NPTF, and the minimum hose size is 3/8-inch. Here's a more detailed look at the specifications: Drive Size: 1/2-inchMaximum Torque: 600 ft-lbsWorking Torque Range: 25-350 ft-lbsFree Speed: 8,000 rpmWeight: 5.8 lbsAir Consumption: 4.2 cfm (average), 22 cfm (at load)Sound Pressure/Power: 99/110 dBAAir Inlet: 1/4-inch NPTFMinimum Hose Size: 3/8-inchI would highly recommend purchasing air tool oil to keep it running tip top. Recently tested on lug nuts and works flawless. faultless for everyday use. superior materials and excellent craftsmanship ensure long-lasting durability.