Aizu-to from Fukushima Pref, where north coast of Japan, mined at Takinohara where south area of Aizu. Approx. grit is #1000-#3000,
Abrasive power is strong enough, enable to sharpen the blade quickly & smoothly. Please note that these are not for beginner sharpeners since they're harder to use.
Weight: 1267g - Grit size: 1000-3000 for middle process - Excellent middle process stone for Knives, Carpentry tools - Hardness: 3.5