This model is dual shaft Nema 17 Bipolar stepper motor,it with step angle 0.9deg and size 42x42x48mm. It has 4 wires, each phase draws 1.68A at 2.8V, with holding torque 44Ncm(62.3oz.in). Holding Torque: 44Ncm(62.3oz.in).
This bipolar Nema 17 stepper motor with step angle 0.9deg and size 42x42x21mm. It has 4 wires, each phase draws current 1.2A, with holding torque 11Ncm(15.58oz.in). Motor Type: Bipolar Stepper. Step Angle: 0.9deg.