1.National patent approved; 2.High quality, non-rust; 3.Excellent techniques; 4.Continious torque,12,000Nm;18,000Nm;22,000Nm XHG01 series is ... our company and domestic university. With its characteristics of big torque, reliable function, stable transmission, low noise, easy to be lubricated ... .0828.32159.16160001000565290XHG01.51000.0928.32159.16160001000565290 Planetary gear reducer 1&2