Serrated Flange Nuts: M3, M4, M5, M6, M8, M10. Full Nuts Sizes: M2, M3, M4, M5, M6, M7, M8, M10. High quality Stainless Steel hexagon nuts also known as a full nuts made of durable A2 stainless steel and to DIN934 (Full Nuts), DIN 6923( flange serrated nuts), DIN 982 ( Self-loking Nuts), DIN 6926( Flange Lock Nuts) standards.
eBay