💯 What You Get ------ In this kit, You will get 80 Pack Black Computer Mount Cage Nuts and Screws with Washers Assortment Kit. Including M5 x 16mm: 20Pcs; M5 x 20mm: 20Pcs; M6 x 16mm: 20Pcs; M6 x 20mm: 20Pcs; M5 Nuts: 40Pcs; M6 Nuts: 40Pcs; M5 Washers: 40Pcs; M6 Washers: 40Pcs. Screws and brackets are working as designed. Easy to snap in place, then screws in. The plastic washer also looks nice. Different sizes can meet your different needs. | 💯 Black Computer Mount Cage Nuts and Screws with Metal & Plastic Washers ----- Our Computer Mount Cage Nuts have 4 parts: Nuts, Screws, Metal Washers, Plastic Washers. Go in and out easily and stays in place when jamming a screw into it. The nuts and screws come with washers which prevent metal screws from scratching components. All black fits well with aesthetics. | 💯 Multiple Size Screws and Cage nuts ------- Perfect using this for your project. We have prepared four different sizes for you: M5 x 16mm; M5 x 20mm; M6 x 16mm; M6 x 20mm. Includes multiple sizes/lengths depending on what you're mounting. It is a case of nuts and screws. The nuts snap-in racks and then you screw the screws into them. You get a lot of them for a good price. | 💯 High Quality ------- The cage nuts and screws are made of high quality carbon steel. Carbon steel material has high strength and good corrosion resistance in harsh environments such as high temperature, cold weather and high humidity areas. Durable and nickel plated surface guarantees protection against environmental damage and rust. Superior rust resistance and oxidation resistance ensures their durability. | 💯 Wide Applications ------- Square cage nut designed for racks and cabinets with square holes, Mounting your standard rack mountable equipment into a server rack or cabinet. For a rapid and seamless assembly, place the cage nut in the jaws of the tool then squeeze the sides of the cage nut to easily insert the cage nut into the hole.