Superfine Company Inc. Specializes in mass finishing and cleaning equipment and supplies. Includes vibratory, centrifugal, high speed, and blast finishing systems, industrial wash equipment, and effluent treatment systems. http://www.superfineco.com

Thumlers Tumbler Supplies a range of professional quality rock polishers, case polishers and vibratory tumblers. http://www.thumlerstumbler.com

Trent Manufacturing Produces wire wheel, utility cup, and stem mounted brushes for painting and industrial uses. http://www.trentmfg.com/

Ultramatic Equipment Co. Manufactures vibratory finishing machinery and related equipment. http://www.ultramatic-equipment.com/

Weiler Corporation Manufactures power brushes and coated, bonded, and non-woven abrasives for surface finishing, deburring, grinding, and cleaning. Customer service includes availability of information literature, videos, and interactive CD ROMS. http://www.weilercorp.com/