This is a natural finishing whetstone, asagi, from Shobonzan, Kyoto. It is a hard type with strong abrasive power, allowing for a beautiful finish on steel. Ideal for final finishing sharpening of knives, planes, chisels, razors, etc. There are streaks on the surface, but this does not affect use. 【Specifications】 ・Origin: Shobonzan, Kyoto ・Type: Mizu-asagi (finishing whetstone) ・Size: Approximately 213 x 79 x 34mm ・Weight: Approximately 1556g ・Hardness: Hard ・Condition: Unused ・Protection: Back and sides protected with Ishisan (stone sealant)