Japanese natural whetstones Mizukihara Tokusen Koppa MIZ1
Long but slim light grey Mizukihara Koppa with some red color stripe.
Specially selected grade excellent finishing stones for knives or tools.
Very fast stone about 4/5 and medium hardness 3/5.
Very easy stone to use even for beginner.
This stone is arc so it need to be flatten before use.
Size: 203mm(L) x 55mm(W) x 17mm(H)