XtremepowerUS 1" X 30" Belt / 5" Disc Sander Polish Grinder Sanding Machine Work Station 0%/0%/0% Imported 110V 60Hz 3,450rpm Disc Speed: 3600/rpm Belt Speed: 13.5 m/second Disc sander table size: 4" x 7-5/16" Belt sander table size: 5-1/8" x 5-1/8"