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K390 Steel: Edge Retention vs. Corrosion Care

K390 Steel: Edge Retention vs. Corrosion Care

Posted by River's Edge Cutlery on 18th Sep 2026

Knife steel is only one of the things you’re liable to love about premium knives like Spyderco knives, but all the same, some of them are made in variants with some unique alloys, such as K390.& … read more
What Makes Shirogorov Knives Worth the Price?

What Makes Shirogorov Knives Worth the Price?

Posted by River's Edge Cutlery on 27th Aug 2026

Shirogorov Knives, named for the founder, Sergey Shirogorov, cost a pretty penny. That much you probably already knew, which is likely how you got here. But are they worth the price, and why, if so?&n … read more