Mercer Cutlery Japanese-Style 7" Santoku Knife by Mercer Tool Corp.. $38.75. Literally three-virtues this all-purpose, Asian-style knife is for slicing, dicing, mincing. Granton edge allows fast, easy cutting.. Each Knife is individually packaged in and asthetic wood box. Constructed of high carbon, stain-free, German steel, single-edge blade (typical of Japanese knives) is taper ground with a fine stone finish. The comfortable handle is of traditional balsam wood.