Wisconsin Knife Works uses the best raw material to produce premium knife steel, but WKW also adds 90 years of engineering expertise and manufacturing experience. You can count on WKW knife steel to provide consistent hardness for easy grinding, superior edges for long runs and uniform thickness for improved balance and reduced set-up time. Knives include M-2 High Speed Steel, Karbo Krome™ D-2, Opti™ and the Bak-Pak™ Carbide Knife System.