It is a Stepper Motor/Bipolar 42 Stepper Motor, Holding torque: 0.46 N·m/ 65 oz-in, Rated current: 1.7A, It has small size, high efficiency, long term stable and reliable quality,easy installation and use, Suitable for Stage lighting; laser engraving; textile machinery; medical equipment; placement machine; non-standard equipment; 3D printer; automation equipment etc