terrazzo floor grinder Motor: 10hp, 360-400V, 3P; Inverter: 15hp, speed 300-2000rpm; ... machine;Iron, 30Kg, HWS550 can hold 3 pieces; The disc plate of HWG550 Foot board, turn down the machine, for equip ... tools; Button of start, stop, adjust the inverter; .... terrazzo floor grinder