Made of high quality carbon steel with nickel plated, featured with wear resistance and corrosion & rust resistance even in extreme weather.
Adopted to a smooth design on top of screws for better grip, Well made with even pitch, the average error is less than 0.1mm.
Best choice to instal various server rack hardware,equipment enclosures, server shelves, A/V device enclosures,rack server cabinets, server rack and more.