Ahti knife is a handmade product by R Kamppila & Son in Kauhava Finland. Everyone in Finland knows the city of Kauhava as the center of knife making, in a country with a long and storied tradition of knifemaking.  While a few Ahti knives have blades of Swedish Sandivick steel, 12C27, most blades are made from Carbon-Vandium Böhler-Uddeholm steel with a HRC of 58-59. Most handles are stained Curly Birch with brass fittings and a leather sheath.