Sander is used to sand contours, arcs, curves and other irregular shapes. On board storage keeps sanding drums and throat plates from getting lost. Tool features an exhaust port for vacuum cleaner connection, keyed safety switch and rubber foot pads. Specs: 120v/60hz, 2000 rpm no-load speed, 5/8 in spindle stroke, table size is 14-1/2 in x 11-3/8 in , 58 oscillations per minute, 3-5/8 in max sanding height, weighs 34 lbs. Includes (6) each: sanding sleeves, table inserts and (5) each rubber sanding drums and drum washers.