This listing is for 10 pcs of folding knife. Beautiful folding knife designed with handsome resin handle. The hardness of Damascus steel is 50-55 HRC on Rockwell scale. Total Length: 7.1inche’s. Blade Length:3.00″inche’s Handle length: 4.1″inche’s. Blade Material: Damascus Steel. Blade Hardness: 50-55HRC on Rockwell scale. Sheath: Genuine Cowhide Leather. You will receive same knife as shown in the picture. (Manufactures and Exporters of Knives). QUALITY STANDARDS of BLADES. Steel with a low carbon content has the same properties as iron, soft but easily formed. As carbon content rises the metal becomes harder and stronger but less ductile and more difficult to weld. Higher carbon content lowers steel’s melting point and its temperature resistance in general. The hardness of Blade is 56-60 HRC. If you have any question feel free to send us message we aim to answer all questions within.