KISEKI Santoku Knife 180mm – 超硬合金包丁 KISEKI 三徳The Worlds First Ultra Hard Alloy Knife The KISEKI Santoku Knife represents a new era of Japanese knife making. Forged with the worlds first ultra hard alloy, this blade achieves unprecedented sharpness and edge retention. Developed through years of metallurgical innovation, it offers strength beyond traditional carbon or stainless steels. In Japan, extraordinary demand for this knife has created a 14 month waiting listbut now, for the first time,