This stepper motor and coupling pair are perfect for robotics, 3D printer and other kinds of high precision projects. 1.8° per step smooth motion. It also has a solid holding torque.Features:5mm Shaft5mm X 5mm Coupling200 steps/rev12V Operating Voltage350mA (Max Current)1.8 degrees per stepBipolar stepper motor20 N*cm, 2 Kg*cm holding torque per phase35 ohms per winding42mm X 42mm square body -M3 Mounting Screws
