Premium Carbon Steel: Screws and cage nuts are made of high quality carbon steel and black zinc plating, making screws extremely abrasion and corrosion resistant.
^^ Professional Design: Square cage nut designed for racks and cabinets with square holes, mounting your standard rack equipment into a server rack or cabinet. Pre-installed nylon washers to avoid scratching equipment.
^^ Various Applications: The M5 rack screws are widely used for mounting your server rack cabinets, rack shelves, A/V device enclosures, and etc. These M5 cage nuts and screws are universally compatible with all square-hole racks and cabinets.
^^ Included Accessories: 50 sets Include 50 screws, 50 cage nuts and 50 washers. Pack in a box instead of plastic bag.