Features: 3D printer motor with high torque. Not only for printers and engravers, but also for linear actuators and CNC routers for plastics and metals. Strong Torque - Imported high-quality motor steel sheet, self-inductance reactance is small, and responsiveness is good. Low Noise - The interior is imported and the surface is coated with imported rotor glue. Uniform speed, does not lose step - 42 stepper motor, improve work accuracy and increase production efficiency. Specification: Blcctrical Chsrcteristics Number of Phase: 2 Step Angle: 1.85% / Step Voltage: 12V Current: 1.2A/phase Resistance Level: 10.0 10% / phase Inductance value: 20 20%MH/phase Aluminum style: AWG26UL1007 Holding Torque: 48N.cm Min. (2 Phases) Brake Torque: 2.6N.cm Max. lnsulation Class: B Motor lnertia: 68g cm2 Size: approx. 4.5*4.5*3.5cm/1.77*1.77*1.38in Weight: Approx. 302g/10.65oz (motor plug) Package list: 5 * Stepper Motor 5 * Connecting Cable