A knife sharpening stone typically features two sides: one coarse and one fine, each serving a specific purpose in the sharpening process. The difference is all in the grit, which is basically the ...

Sharpening stones are used to sharpen edges and hone internal or external surfaces. Generally, they are stones or bonded abrasive products with a rectangular, block, or shaped stick configuration.

While there are lots of knife sharpeners on the market to save you from such a fate, sharpening stones have been used for ...