Chicago Pneumatic 7830Q 3/8" Heavy Duty Air Ratchet (The Quiet One)Adjustable noise level - as low as 79 dBAHighest torque available on the marketPateneted TriSpring ratchet headLightweight and well balancedUltimate Torque: 90 ft-lbsPremium tool for brake work, transmission and engine work when you need extra torqueSquare drive: 3/8"
Working Torque Range: 10-90 ft-lbs
Maximum Torque @ 90psi reverse: 90 ft-lbs
Free Speed: 190 RPM
Tool Weight: 2.7 lbs
Avg. Air consumption: 5 CFM
Actual Air consumption @ load: 18.5 CFM
Air inlet thread: 1/4" NPTF
Min. Hose Size: 3/8"
Sound Level dB(A): 85
Sound Power dB(A): 96
Vibration Level m/s²: 9