Product: Tungsten Carbide Circular Knives For MetalMaterial: Tungsten Carbide,Website:http://www.chinabettool.com, Tungsten Carbide TippedType: Standard, Non-standardProduct Description:We also produce circular knives and slitter knives made by tungsten carbide.Tungsten carbide is longer service life than HSS materials, but tungsten carbide is a very brittle material, if your product is too thick, the knives edge will be crack, so it is just suitable to cut thin materials.It can be used to cut aluminum strip, aluminum foil, copper strip, copper foil, and electrodes in lithium battery, stainless steel strip.High precision is available, perfect knife edge is grinded, you will get good cutting edge with less burr.