Orbit hydraulic motor with axial distributor is one type of high torque low speed hydraulic motors.It has a wide speed range and high starting torque,rotating stably at any speed range.High efficiency,long life,compact,light,can be applied in working part directly. SMS series hydraulic motors are widely applied in agriculture machinery,fishing machinery,plastic industry,mining,and construction machinery, especially fitted to lower load applications,such as plastic injection mold machine,cleaner,grass cutter,etc.