Yoshihiro Shiroko High Carbon Steel Kasumi Kama Usuba Japanese Vegetable Chef Knife 8.25 Grade: Kasumi / Knife Type: Kama Usuba (Japanese Vegetable Chef) Knife Steel Type: Shiroko (White Steel #2) High Carbon Steel Blade: Single-Edged / Blade Length: 8.25 BOLSTER: Water Buffalo Horn (BOLSTER COLOR -VARIES) / Handle Material: D-Shaped Magnolia Hardness Rockwell C scale: 62-63 / Saya Cover : Included