Features and Benefits: Dual action pad motion (5/32" orbit) A long-life, vibration free performance Balanced ball bearing construction Free speed: 825 RPM 8" padThe smooth strength and power of this air geared orbital sander lets you remove heavy material and body filler on large, flat surfaces leaving a clean, swirl free finish. Average air consumption: 4 cfm; rated power: .25 horsepower; sound dBA: 90.45/93.7; air inlet NPTF: 1/4"; minimum hose size: 3/8"; weight: 4.7 lb.