Smiths 4in. Diamond Sharpening Stone

Smiths 4in. Diamond Sharpening Stone. This Blade Sharpener features Smiths patented interrupted diamond surface which speeds the sharpening process by collecting and holding the metal filings removed from the knife or tool edge during sharpening. This keeps the sharpening surface clean and working effectively. The Smith's 4" Diamond Sharpening Stone also comes with a Micro-Tool Sharpening Pad for sharpening the tips of your knife blade and small tools a straight-line sharpening groove for fishho