Since 1958, Taiwan NA Knives Co., Ltd. has specialized in producing paper cutting knives and slitter knives over 50 years experience. All of our paper cutting knife products are a complete combine with high security quality, sustained innovation, and advanced technology. NA has been acting in research and development of new and innovative paper cutting knives and slitter knives to satisfy the requirements of our customers around the world. Straighten paper cutting knives with clear and sharp bevel is very stable and the cutting edge is without stress, suitable for all kinds of machine types. Our slitter knives are expertly heat-treated to a precise uniform cutting edge. High shear strength and dimensionally accurate for high speed operations. To meet your demand of wide variety material cutting, we offer large variety of material.