Wet Stone Polisher, 4 Inch Polisher/Grinder with 3 Speed & Water Inlet Control, Dust Free Air Powered Polisher for Granite/Marble/Concrete

High rigidity gears ensure longer tool life. Reasonable grip design improves work comfort. At meantime improves work efficiency. The water spray nozzle can wet the cutting work surface, so that the dust particles will not be relieved and keep away from pneumoconiosis Good quality and practical, a perfect set of tool for polishing and grinding. Compressed air for power, energy saving and environmental This water jet pneumatic grinder 4 inch marble floor air polisher sander grinding tool has three speed adjustment functions The speed of air sander can reach to 4300rpm, owning strong power output, good polishing performance. Widely used in the polishing of marble, and other stones.