Twin pistons prevent stalling and provide you with smooth, reliable power. Long 2 3/4 in. x 17 1/2 in.. pad gives you accurate shaping and precise leveling of flat surfaces. 3000 reciprocating 1-inch strokes per minute saveyoutime.Comfortable, balanced 2-handle design produces a smooth, vibration-free performance. Automatic stoptriggerrelease.Quickaction sandpaper clamps.Air Consumption :8 CFM.CFM at Load :9.Speed :3,000 RPM.Pad Diameter :2 3/4 x 17 1/2 in.Spindle Size :N/A in.Random Orbital :No.Side Handle :No.Vacuum Ready :No.Air Inlet Size :1/4 in.Min. Hose Size :3/8 in.Case Included :No.Tool Weight :6.25 lbs.