... 15hp, big power; 2,4 disc plate; 3,Gear and motor is Aluminum. 4,Vacuums,water tank stone floor ... and greatly consume time and labor.Performance:1,With 15 hp motor, it is good for grinding the large area;2,All gear ... box and motor is made of Aluminum alloy,which is ... Area 700mm Disc Diameter 380mm*4 Disc Drive Gear drive type Water Tank 30L Noise 65DB Packing ...