Yoshihiro Mizu Yaki High Carbon Blue Steel 2 Suminagashi Yanagi Sashimi Japanese Chef&rsquo;s Knife 9.5 Inch (240mm) with Shitan Handle Grade: Suminagashi Damascus /Knife Type: Yanagi (Sushi Sashimi)Knife Steel Type: Aoko (Blue Steel #2) High Carbon Steel Blade: Single-Edged/Blade Length: 9.5"(240mm) Handle Material: Octagonal Shitan Rosewood Hardness Rockwell C scale: 63-65 / Saya Cover : Included