Ohira Sankiri Natural Polishing Stone #10,000 - #20,000
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: 8.1" x 1.8" x 0.8"H (20.5cm x 4.6cm x x 2cm H)
* Sizes and shape may vary slightly as each stone is unique.