Japanese natural whetstones Mizukihara Koppa MIZ2
Odd shape light grey Mizukihara Koppa polishing stone.
Soft and muddy stone that makes matt hazy on laminated blade.
Hardness: 2/5
Speed: 2.5/5
Finesse: 3/5
Size: 140-115mm(L) x 115-80mm(W) x 32mm(H)