INGERSOLL RAND 99HL60H106 EXTENDED STRAIGHT GRINDER:, ? RATED HORSE POWER: 3.0 HP, FREE MAX FREE SPEED RPM: 6,000 RPM, ? EXHAUST: SIDE, ? OUTPUT: 5/8 – 11 THREAD, 6 GUARD, 13 WEIGHT 13.5 POUNDS, 20 LENGTH 20.5, ? VIBRATION <2.5 M / S2, ? SOUND PRESSURE: 98.8 DBA, ? AIR CONSUMPTION: 84 CFM, ? AIR INLET: 1/2, ? MINIMUM AIR HOSE DIAMETER: 3/4