Plain washers ЕN 14399-5:2005, Plain chamfered washers ЕN 14399-6:2005 System HR
Washer for high-strength structural bolting assemblies for preloading. ЕN 14399-5:2005, ЕN 14399-6:2005.
Thread diameter: M12-M30
Coating: hot-dip galvanizing, zinc flake coating.