Powerful .2 HP 6in. random orbital sander.A.Air Consumption:8 CFM. Load:15.5 CFM. Speed:12,000 RPM. Pad Diameter:5 in.Spindle Size:N/A. Random Orbital:Yes. Variable Speed:Yes. Side Handle:No. Vacuum Ready:Yes. Air Inlet Size:1/4 in. Min. Hose Size:5/16 in