The Ingersoll Rand 3/4" Impact Wrench, No. 2146Q1MAX, features an air gauge that indicates whether it's operating at, below, or above the tool's maximum rated air pressure of 90 psi. The onboard air pressure gauge is situated on the back and monitors the air pressure ranging from 60 psi to 120 psi, giving the operator control and efficiency. The tool delivers up to 2,000 ft-lbs of nut busting torque, has the ability to quickly dial-in optimal power settings, has a six-vane motor to remove stubborn bolts reliably, and is built to tolerate drops. Also available with a 1" drive (No. 2146Q2MAX).