Mikawa Nagura 1759g The mine has been closed

The mine has been closed since the 1970s

Dimensions: 205 x 75 x 13mm (8mm abrasive layer)

Price per gram: 1

Functionality and performance is not affected by the shape of the stone

Weight: 1337g

Mikawa Nagura 1759g The mine has been closedMikawa 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