The Vevor wet polisher is designed for polishing marble, granite, concrete, tile, rock, and other stone surfaces with precision and control. Its 800W motor and 6 variable speed settings from 1000 to 4000 RPM help handle both coarse grinding and fine finishing tasks. The included 7 polishing pads cover grits from 50 to 3000 for a wide range of applications. A top-mounted water injection system helps cool and lubricate the work area during operation. Safety and comfort features include a GFCI switch, splash guard, waterproof motor protection, and a soft D-shaped grip.