Nema 34 CNC Step Motor 8 Wires 708oz.in/5Nm 3.0A Bipolar/Unipoar CNC Mill Lathe Small Current High Torque 5Nm(708oz.in) holding torque NEMA 34 bipolar 3.39"x3.39"x3.86" 8-wire 1.8 deg. step angle(200 steps/rev) Rated current 3.0A & resistance 1.6ohms