1.material and precision can be as requirments 2.used for floor brushing and polishing machine 3.good quality and low price Product Details ... for floor machine, high speed polishing machine, etc.It can be made for different ratios, namely 11:1,10:1, 8:1, 7:1 and 5:1.Inside ... custom manufacturer and exporter of all type of gear . floor polishing machine acessories-speed reducer