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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
This particular stone is more friable than average
between 50-60%
For optimal performance
Although we have made a good effort to provide a flat surface for usage
Mikawa Nagura 874g This particular stone is moreMikawa Nagura are formed from lithified volcanic ash. Mined in Aichi prefecture starting 700 years ago, they have been used in traditional Japanese sword polishing progressions. The mine has been closed since the 1970s. We receive the stones from the wholesaler with rough chisel marks on both sides, and flatten them in our workshop. Although we have made a good effort to provide a flat surface for usage, we strongly recommend end users flatten the
