Used for honing and sharpening knives, chisels, gouges, razors, blades, planes; no pre-soaking required
Medium hard (3.5-4/5); good cutting speed; layer is very dense, uniform; high dish resistance; long lifetime
Quarried from a now closed underwater mine near South Tsushima Island, Japan; limited stock
Instructions: 1. Use with water only, do not use with oil. 2. No pre-soaking required, just spray or splash a bit of water on the stone surface. 3. After sharpening, rinse the stone with water. 4. Wipe the stone dry, do not store immersed in water.