Electric Wheel Motor manufacturer / supplier in China, offering Ampstech 2-Phase Hybrid Stepper Motor Flange Size NEMA23 Holding Torque 3.1nm, Ampstech 2-Phase Hybrid Stepper Motor 1.8° Flange Size 57mm Holding Torque 3nm, Ampstech 2-Phase Hybrid Stepper Motor Flange Size 86mm Holding Torque 8.5nm and so on.