Screw, cylinder head w. hex-lobular driv

ISO 14580 steel 8.8 zinc plated

ISO 14580, steel 8.8, zinc-plated, blue passivated (A2K)

ISO 14580 stainless steel, A2, plain

ISO 14580 plain A2-70 stainless steel

ISO 14580 steel 8.8, zinc-nickel

Screw, cylinder head w. hex-lobular driv, others

ISO 14579 stainless steel, A2, plain

ISO 14580 steel 8.8, zinc-flake

ISO 14579 steel 8.8 zinc plated

ISO 14580 steel 8.8, zinc-nickel, black

Fasteners with a galvanised chromium (VI)-free zinc-nickel black coating (ZNBHL) are suitable for applications with a high risk of corrosion. Decorative black finish

ISO 14580 steel 10.9 zinc plated

ISO 14580, steel 10.9, zinc-plated, blue passivated (A2K)