Yoshihiro High Carbon Blue Steel Hongasumi Takobiki Sashimi Chef Knife 11.8 Inch 300mm Shitan Handle Grade: Hongasumi / Knife Type: Takobiki (Sushi Sashimi Slicing) Knife Steel Type: Aoko (Blue Steel #2) High Carbon Steel Blade: Single-Edged/ Blade Length: 11.8" (300mm) BOLSTER: Water Buffalo Horn (BOLSTER COLOR -VARIES) / Handle Material: Shitan (Rosewood) Hardness Rockwell C scale: 63-64 / Saya Cover : Included