4x Used Nema 17 stepper motor, model 17HS4401. Ideal for 3D printer projects and robotics. Rated at DC 3.6V, 1.5A/Phase. Holding torque >= 420mN.M. Step angle 1.8 +- 0.09 degrees. Maximum no-load starling frequency >= 1900 PPS. Weight: 255g. This motor is in good working condition and ready for your next project. Perfect for hobbyists and DIY enthusiasts.