The Naniwa 800 Grit Nagura Stone is used to clean and generate mud on your stone. The nice thing about this nagura is that you know the grit so you can match it to an 800-grit sharpening stone so the mud is the same grit.
2-3/8" x 1-3/16" x 3/4" (60mm x 30mm x 20mm). Made in Japan.
2-3/8" x 1-3/16" x 3/4" (60mm x 30mm x 20mm). Made in Japan.

