Amazon.com: Favordrory 30 Pack M6 x 20mm Rack Mount Cage Nuts, Screws and Washers for Rack Mount Server Cabinet, Rack Mount Server Shelves, Routers (Silver) : Electronics
Amazon.com: M2.5 Pin-in-Torx Flat Head Security Screws,Stainless Steel,Full Thread,100 Piece (M2.5 x 4mm) : Industrial & Scientific
Pack of 10 raised head screws with flange M6 x 20 mm - ISO 7380/2 - A2 stainless steel - hexagon socket - V2A - lens flange head screws (10, M6 x 20 mm) : Amazon.de: DIY & Tools