... for more than 10 yearsWe supply press brake tooling and shear blades(knives) for Fabrication Manfacturers.Supply brands for amada,tokyo,komats ... Cr12MoV =SKD-11,W6Mo5Cr4V2=M2=SKH51,LD=D2=DC53Material for shear blades is 9CrSi,6CrW2Si,Cr12MoV =SKD-11Supplying for Shanghai ACL company ...