Marttiini Academy: How to sharpen a knife with a sharpening stone Media

Published: 6 years ago

The single most important maintenance procedure of a knife is regular sharpening. Marttiini sharpening stone, made of phyllite, is a traditional and efficient way to sharpen a knife.

The main minerals in this sharpening stone are quartz, feldspar and mica. The sharpener also includes a groove for sharpening hooks.

https://www.marttiini.fi/Sharpening-stone
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