Hex socket cap screw according to ISO 4762 / DIN 912, strength class 12.9, with flake coating. The flake surface provides excellent corrosion protection without hydrogen embrittlement, making it suitable for applications requiring both high strength and corrosion resistance. Used in machinery, industrial assemblies, and precision equipment where standard zinc plating is insufficient. Available in multiple lengths and variants from SWEBOLT & BOTNIA BOLT.