#8 (4.2mm) Screw Size Hole Size: 11/32” Head Size: 17/32" Stem Length: 17/64” Natural Nylon Grille Screw Nuts Compare with: Auveco #13933, Car Pak # 75-4200, 754200, W&E # 822, Barnes / Kar # CD70593, 754200, Disco # 9050PK, 9050B, Wurth # 150156022