The Asian Precision Series is manufactured in Seki Japan, the ancient historical city recognized globally for it's sword and knife making. These premier pieces of stamped Japanese cutlery consist of a full tang and three rivet construction. Made of High carbon no-stain molybdenum AUS8 steel with a beautiful, riveted handle. The edge on each one of these knives is extremely sharp, consistent in the Japanese tradition of cutlery. The Rockwell hardness of the Asian Precision Series is 57-58. This is slightly harder than Messermeister's German cutlery, staying with Japanese cutlery tradition.