Yasuki Blue Steel (Aogami)
Yasuki White Steel (Shirogami) is a grade type of Japanese High Carbon Steel that have had the majorities of impurities removed. Yasuki Blue Steel(Aogami) is a higher grade type by adding tungsten and chrome to Yasuki White Steel(Shirogami), developed to improve the consistancy of its heat treatment as well as its wear resitance. Knives made of Yasuki Steel is known to cut better and to be easier to sharpen.