Most blade material used to make Khukuri knives are and carbon steel and suspension leaf spring of truck. Carbon steel is an iron allow with carbon. It is a very common blade material that has been used for many years. These tough blades will not bend under pressure. It takes little effort to sharpen or re-sharpen a carbon steel blade knife, making it a good choice if you plan to sharpen your kitchen knives at home. However, tomatoes, citrus fruits, and other foods with a high acid content can discolor the blade, and rusting is possible.
High carbon stainless steel knives are those made of a combination of carbon steel and stainless steel. With the best qualities from each, they are tough and able to hold a very sharp edge, yet do not discolor or rust