Round cutting knife/Slitting cutter/Shearing blade/Shredder blade We supply press brake tooling and shear blades(knives) for Fabrication Manfacturers. We are in this line for more than 15 years Supply brands for amada,tokyo,komats,strippit,trumpf,finn-power,LVD,beyeler Material for shear blades is 9CrSi,6CrW2Si,Cr12MoV =SKD-11 Supplying for ACL company and stated operated Tianshui company for several years. Please feel free to send the drawing of the tolling and we will work out the price for you within 24 hours. Thanks.