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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Mined in Aichi prefecture starting 700 years ago
As for speed
The stone is porous
Useful for hand sanding hard or wear resistant steels
Coming Soon - Mikawa Nagura 1191g Mined in Aichi prefecture startingMikawa Nagura are Tuff stones, a type of igneous rock 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