Day: November 12, 2026

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Forcing a Patina on Spyderco Knives with K390 Steel

November 12, 2026
Spyderco Knives

Let’s say there are some Spyderco Knives in your collection that have K390 steel blades, such as an Enuff 2. This is a great steel and one that is very tough and hard. It will hold an edge for a long time. There is just one real tradeoff. This alloy will rust. The upside of […]