Ingersoll-Rand 2235TiMAX-2 1/2" Impactool Extended Anvil Punish the toughest bolts with 1350 ft.-lbs. of Nut Busting Torque powered by Ingersoll Rand's finely tuned twin-hammer impact mechanism The 4-position power regulator and one-handed forward/reverse push button control give you the control to do the job right the first time Born from the legendary durability of the Ingersoll Rand 2135 Series, the 2235 pushes toughness to the next level Free Speed of 8500 RPM, Avg Air Consumption of 6 CFM, 1/4" Air Inlet and 3/8" Minimum Hose Size