UNE-EN ISO 7380-2:2023 Fasteners - Button head screws with reduced loadability - Part 2: Hexagon socket button head screws with collar (ISO 7380-2:2022)
2023UNE-EN ISO 7380-2:2023 Fasteners - Button head screws with reduced loadability - Part 2: Hexagon socket button head screws with collar (ISO 7380-2:2022)
2012UNE-EN ISO 7380-2:2012 Button head screws - Part 2: Hexagon socket button head screws with collar (ISO 7380-2:2011)