Santoku 165 mm (6.5 in) Blue#2 By NaotoType: Santoku Finish: Kurouchi Damascus Blade Length: 165 mm (6. 5 in) Construction: Awase Core Edge Steel: Aogami (Blue) #2 HRC (Rockwell Hardness): 60 61 Handle: Teak Octagonal Bevel: Double Bevel Place of Origin: Tosa, Japan Finish: Damascus The universal and representative all purpose knife for home use has the strengths of both the traditional nakiri and the Western butcher's knife. Santoku means "three uses" or "three virtues," derived from its