Ohira Koppa Natural Polishing Stone #10,000 - #20,000

Chubo

Ohira Koppa Natural Polishing Stone #10,000 - #20,000

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Quarried in Kyoto, Japan, these natural stones are rare and quantities are limited. Ideal for putting an extremely polished or refined edge on your knife, these are a must have for any serious sharpener or collector. As a natural stone, grits are impossible to measure accurately, but range between 10,000 and 20,000.

Dimensions: 5.5" x 3.2" x 0.8"H (14cm x 8.2cm x  x 2cm H)

* Sizes and shape may vary slightly as each stone is unique.