Walther GNK 1 is a reliable folding knife with a durable construction, perfect for Hunters, bushcraft and survival enthusiasts. Its hardened blade made of hard D2 tool steel (60 HRC) guarantees wear resistance and excellent properties cutting. Sharpening this knife is most effective using a diamond sharpener due to the hardness of D2 steel. The blade is made in the stonewash technique, which masks minor traces of use.