# N690

[N690](https://srmknives.com/pages/blade-steels "EDC knives blade steel - SRM Knives") is a corrosion-resistant, martensitic chromium steel with a high carbon content and the addition of cobalt, molybdenum, and vanadium. N690 is also approved for food and beverage contact. **HRC 58-60**.

## Products in this collection

- [SRM Twin 251MB-GB (2.99" N690 Blade, G10 Handle)](https://srmknives.com/products/srm-twin-251mb-gb) - 79.95 USD
- [SRM Twin 251MB-MN (2.99" N690 Blade, Micarta Handle)](https://srmknives.com/products/srm-twin-251mb-mn) - 79.95 USD
- [SRM Twin 251MB-GT2 (2.99" N690 Blade, G10 Handle)](https://srmknives.com/products/srm-twin-251mb-gt2) - 79.95 USD
- [SRM Twin 251MB-GX (2.99" N690 Blade, G10 Handle)](https://srmknives.com/products/srm-twin-251mb-gx) - 89.95 USD
- [SRM Twin 251M-MN (2.99" N690 Blade, Micarta Handle)](https://srmknives.com/products/srm-twin-251m-mn) - 89.95 USD
- [SRM Twin 251M-GB (2.99" N690 Blade, G10 Handle)](https://srmknives.com/products/srm-twin-251m-gb) - 89.95 USD

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> Source: [SRM Knives](https://srmknives.com/collections/n690-steel-blade)
> Updated: 2026-08-07