... diamond grinding wheels Dia:25-750mm sharp cutting,high efficiency,long life,less heat and blocking Vitrified/Ceramic bond diamond grinding ... ,325/400Vitrified/Ceramic bond diamond grinding wheels,straight series, enforcedTypeDTHXU14A1170103213.5514A1175103210,155Vitrified/Ceramic bond diamond grinding wheels for Machining PCD&PCBNtoolsTypeDTdWX6A21004020,3210,15106A21254032, ...