13/64" (5.3mm) Hole Size Head Diameter: 3/4" Panel Range: .065" - .515" Stem Length: 11/16" Blue Nylon Shield Retainers Compare with: Car Pak # 88-6409, 886409, Ford # N8010994S, Disco # JL-26PK, JL-26B, Kent / Lawson # P42678, Crest-Midwest # CRX6540, Winzer # 503.0024, Wurth # 150152027