Stepper motor bracket is designed to hold the stepper motor. It is often used for 3D printer stepper motor. Because 3D printer is operated with precise control and accuracy, so stepper motor and motor bracket are normally used. The high level of precision control of the stepper motor ensures that the 3D printer can be stopped and twisted in a very precise direction, ensuring rapid prototyping of the product. By reading a 3D computer file and using it to perform a series of cross-section slicing of the product material with a stepper motor working in a 3D printer. After the cross-section is sliced into a 3D printer, then print each slice on top of the other to create a 3D object.