About Togiharu V10 The Togiharu V10 Damascus is one of Togiharu' line of Damascus steel knives. The elegant blade is constructed out of 33 layers of V-10 steel. The line has gained popularity for its beautiful design, hard steel and long edge retention. The symmetrical 50:50 double edged blade is suitable for both left and right handed individuals. About Togiharu Togiharu is Korin’s house brand and was created with the user in mind. The Togiharu brand was created for functionality and is Korin’s most affordable brand of knives. The brand name was derived from Grand Master sharpener Shouzou Mizuyama’s father’s sharpening store. Master Mizuyama’s father was a celebrated sharpener in his own right, having received recognition from the emperor for his traditional sharpening skills. Togiharu knives are produced by a highly respected knife maker in Japan who manufactures the top name Japanese brands. The difference in the Togiharu lines lies in the quality control and hand finishing aspects of production. These knives are inspected one-by-one for quality - they are not mass handled. The final edge finishing process is done by hand, ensuring unparalleled sharpness right out of the box. Purpose of Petty The petty is a smaller chef knife that makes it a convenient size for peeling and other delicate work.