Features: This Nema17 stepper motor provides stable and precise stepping motion controled, suitable for variety of application scenario, such as 3D printers,machine tool, etc. Low noise during operation will not affect the quietness of the working environment. with long service life, wear-resistant and stable, ensuring long efficient operation. Two-phase 4 lead hybrids: combines the advantages of two-phase stepping motor and hybrids stepping motor, with highly efficiency and output torques, smooth operation. 17HS4401S Nema17 Stepper Motor: Conforms to standard size, easy to replace and install, compatibleswith various 3D printers and other related equipment. Specifications: Model: 17HS4401S Power:48kW Voltage:4.3V Speed:800rpm Application:3d printers Package Includes: 1Set NEMA17 42 Stepper Motor note: Due to problem of lighting and shooting,there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurment