... :10 ,1:9.8 2.Gearbox for floor washing, polishing machine 3.Gearbox is equipped with planetary disk Gearbox is mainly ... used for floor machine, speed polishing machine, etc.The ratio of the gearbox is 9.8 ... used.The shells of the gearbox are the alloy iron, and the iron is with high strength. Burnishing and floor washing machine gearbox