... running 2.High efficiency 3.high torque at low speed 4.Speed adjustable Drawings and Parameters of Forward and Backward ... low temperature, long life. 6.Multiple running model, can achieve continuous running, intermittent running, speed-regulating running or fast break according ... dual shaft, hollow shaft or spline shaft.Tai'an Sunshine Power Electric Machinery Co., LTD,TEL :86-18954868821,86-0538- ...