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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
between 50-60%
unless for sharpening
#100k polycrystalline diamond powder
Weight: 2030g
Mikawa Nagura 1843g between 50-60%Mikawa 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
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US$ 1000.00