About this article Nema 17 Stepper Dampers are used to decrease noise and resonance in your CNC and 3D Printer, effectively eliminate vibration and improve 3D printing quality. One Damper is used for per stepper or electric motor. 3D Printer see a 5-10dB reduction in noise when used on X and Y Axis steppers with the vibration damper for Nema 17. Works on both Cartesian and Delta style Additive Manufacturing Machines such as CR-10, with good filament for the best results in your 3D printer and remove vibration and noise. Each package contains 12 pieces screws for you to use, enough for you to use and can provide much convenience in the process. Product Description NOTE: 1.The vibration dampers are suitable for 3D printer and other machines which adopted NEMA 17 stepper motors. 2.Brand-NewOur products maybe there are a little Indentation or dust because the stepper dampers were removed from the other machines, b ...