Technical parameters: Power: 0.018kw ~ 4.94kw torque: 6.95 ~ 46.8nm transmission ratio: 1:1, 2:1 gear: the gear is made of high-quality and high-purity diamond 20CrMnTiH carburizing, quenching and grinding; The steering box shell is made of aluminum alloy; Main shaft: the shaft adopts alloy steel for conditioning and high suspended load capacity; Bearing: Bearing with heavy load capacity; Oil seal: oil seal with double sealing lips, capable of preventing dust and oil leakage; Lubrication: the use of proper lubricating oil can give play to the efficiency of the steering gear and improve its operation life.