kd-sc20 schwamborn diamond grinding disc scanmaskin concrete grinding plates with round and oval segment floor polishing 12pcs

diamond grinding diac for concrete floor can paint colors as customers' requirements fine grinding preparation on floor or old floor renovation before polishing. suitable for general concrete and stone grinding use while mostly they are used for paint, glue, epoxy removal and floor coating, and high efficiency, long lifespan. metal bond diamonds have high strength, excellent wear resistance, and a low friction coefficient..syi