Vibratory tumblers thoroughly clean and polish small parts and hardware, leaving you free to work on other projects. Use the green media to gently remove paint; use the corncob media to lightly polish. When the parts reach the desired luster, they’re ready to be put back in service. Vibratory tumblers are small machines designed to polish small metal objects and other items with a rapid vibrating action. They consist a small vibrating machine and a bowl that mounts on top of it You can thoroughly clean and polish small parts with the gentle cleaning action of the tumbler. Ideal for de-rusting and cleaning or de-burring parts up to 10” long. The heavy duty, sturdy polyethylene vibratory bowl (with lid), sits on a steel motor housing. The bowl rests on rubber mounted feet for added stability when operating. The drum opening is 10-1/2" in diameter allowing the easy addition or removal of items. Takes 8 kilos of parts and media