#14 (6.3mm) Screw Size Head Size: 5/8' x 3/4" Hole Size: 3/8” Stem Length: 5/16” Natural Nylon License Plate Nuts Compare with: Auveco #11368, Ford # 380707-S, 380707S, Car Pak # 77-4474, 774474, W&E # 2295, Barnes / Kar # 132-1, RT17743, 1321, Crest / Midwest # CRX332, Disco # 9494PK, 9494B, Wurth # 150159348, S&R # 280137