Paper cutting circular knife
Paper and paper processing is an art of production that can produce paper of different characteristics and qualities for each application. Each type of paper has a unique production process; and the slitting of the paper, not only the thickness and width, but also the special craftsmanship and experience. To meet the high-end paper cutting requirements, the choice of paper cutting circular knife material is crucial, and SHJ has a variety of grades for you to choose from; SHJ is familiar with the characteristics of steel and heat treatment process to ensure the best paper cutting knife while using.
https://www.knife-chinese.com/paper-cutting-knife/paper-circular-blade/bottom-knife.html

