The Chicago Pneumatic CP7769 is the best 3/4 impact wrench for spring work, pinion nut, tractor pad removal, truck tire work, and major engine teardowns. The tool provides maximum operator comfort and control attributable to great engineering and ergonomics even at high torque levelsThe tool exhibits the comfortable use thanks to low noise and vibration levels. Product Features:Powerful at 1,440 ft. lbs. of maximum torque in reverseLow consumption air motor at 31 cfmInsulating and lightweight composite handleSide-2-Side easy forward reverseLightweight with a magnesium clutch housingUniversal & durable twin hammer mechanismFull teasing trigger