Slitter knives are made of ultra fine grained microstructure for the keenest edge. Even at high speed operation, high shear.strength and dimensionally accurate bevels enable excellent cut and burrfree razor sharp edges. Circle Slitter knives have a design meant to slit a wide range of materials in various applications. They find use in many industries because of their ability to cut materials such as paper, Corrugated cardboard,plastic, Lithium Battery and textiles and so on.