terrazzo floor grinder Motor: 10hp, 360-400V, 3P; Inverter: 15hp, speed 300-2000rpm; Disc Diameter: 250mm*3 Vacuum port terrazzo floor grinderPerformance1, Aluminum alloy gearbox guarantee quality;2, Big motor: good for large area; inverter: grinding and polishing;3, Two motors to choose: 380-400V, Three P; 220-240V, One P;4, Water tank and vacuum port provide wet and dry grinded and polished;5, ...