- These stones are perfect for sharpening Japanese chisels and blades. They allow the user to sharpen both internal and external profiles, round and straight. They require soaking in water for 10 – 15 minutes before use. However, these stones need to dry completely after use.
- Grain 180 and 800.
- Its size is 132 mm long, 30 mm wide and 39 mm high.
- Made in Japan.