G0738 - Hanging Air Filter, 3-Speed 5 rubber sanding drums: 3/4", 1", 1-1/2", 2" and 3" 6 sanding sleeves: 1/2", 3/4", 1", 1-1/2", 2" and 3" 6 table inserts: 1/2", 3/4", 1", 1-1/2", 2" and 3" 3 spindle washers: 5/8", 7/8" and 1-3/4" Motor: 1/2 HP, 120V, 60Hz, 3.5A.58 oscillations per minute, 2000 RPM (1/2" spindle)