Aiiwatani become some of my most recommended stones for tools and knives
They have Very nice feel, feels medium hard but it is very very fine and super easy to use
Very fast for its fines
Can be used without nagura !!
Very good stone that can be used on everything
Produce super nice semi mirror finish
No toxic lines or bad inclusions at all ! Very very clean stone
Collector Grade !
Size: 200mm 74mm 30mm