Metric Dome Nut | Stainless Steel A2/A4 | DIN1587 There are two types of Stainless Steel we provide:
Stainless steel A2 (304): This type of stainless is for fresh water applications.
Stainless steel A4 (316): This type of stainless is more resistant to corrosion and stress.
We can provide Stainless steel A4 in most sizes, be sure to call or email us.