Kiritsuke knife Sukenari with 24 cm blade. The blade is made of powder tool steel ZDP-189 (3 layers). ZDP-189 is high-end stainless steel produced by the Japanese HITACHI company using the PM process. It contains high volumes of carbon and content and has reputation for being one of the hardest steels you can find in the knife industry. It’s also well-known for its razor-sharp edge, great wear and corrosion resistance, and great durability. This knife has a unique natural wooden texture of octagonal Bocote wood handle, which has a buffalo horn ferrule. This Sukenari japanese chef knife is not allowed to wash by dishwasher. Japanese kitchen knives have very hard, but thin blade. It is not allowed to cut by japanese chef knives bones and meat with bones, coconuts and other nuts, other hard products.