The Pro Polish floor polishing system produces high-quality polished floors using a series of seven 10-in.-diameter diamond polishing pads. Attach the pads to the appropriate surface grinder using Velcro and follow the pad color sequence until obtaining the desired results. Pads range from 50 to 3000 grit and can be applied to concrete, marble, or other surfaces requiring polishing. General Equipment Co. 800-533-0524.