Palmgren 9681312 disk abrasive finishing machine, 120v, 17-1/4″ x 8-3/8″ table size palmgren’s 12″ disc abrasive finishing machine is ideal for finishing outside radius of metal, wood, plastics and composite materials. You can sand, grind, chamfer, deburr or just use for general finishing and cleaning applications. This general purpose machine will handle a wide variety of precision finishing operations.