Concrete polisher: 1. High quality, competitive price. 2. Safety guard., Easy exchangeable brush. 3. Dia: ... . Multi positions handle 4. Safety guard 5. Easy exchangeable brush6. High Quality and Competitive Price 7. Disc dia:80mm, 100mm, 125mm8. Accessories ... -4000RPM3", 4", 5"50HZM10, M12, M14, 5/8-11For flexible polishing pad polishingdry polisher540W220V11000RPM3", 4", 5"50-60HzM10, M12, M14, 5 ...