Yoshihiro Kurouchi Blue Steel #2 Santoku Multipurpose Chef Knife Rosewood Handle (7'' (180mm) & Saya) Grade : Black Finish Kurouchi/ Knife Type: Santoku (Multipurpose Chef Knife) Steel Type: Aoko #2 Blue High Carbon Steel (Not Stainless Steel ) Blade: Double Edged (50/50) / Blade Length: 7'' (180mm) Hardness Rockwell C scale: 62-63 / Handle Material: Round-Shaped Shitan Rosewood Recommended to purchase with custom-fit Saya Knife Cover option