Naniwa Chosera 400 grit

400 grit stones are used to recreate the edge of dull knives or to repair minor damage to the edge. The Nagura stone The Nagura stone is used to dress the stone to keep the surface flat. However, it is best to leave this task to stones specially designed for this. The main use of a Nagura stone is to help create a slurry on the surface of the stone, a good slurry is essential for effective sharpening.

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