We are manufacturing all kinds of paper cutting knives and blades,which are made of ultra fine grained microstructure for the keenest edge,even at high speed opperaton,high shear strength and dimensionally accurate bevels enable excellent cut and burrfree razor sharp edge.we use only high quality solid steel and high speed steel in the manufacturing of our paper cutting knife to assure greater consistency and stable cutting. To meet your demand of wide variety material cutting,we offer large variety of material.Ensure longerr lifespan of slitter knives,they are made of from precision grade materials,such as high speed steel and metal alloys.For greater consistency and stable cutting,they are optimally heat treated and precision grounded.Increase your machines'performance.