SKS is very successful making metalworking knives including tooling package for a complete coil processing line. Typical customers for these knives and parts are FIMI Italy, Marcegaglia Italy etc. Standard tolerance we perform on Slitter Blades and Spacers:0.003 or higher precision available upon request Finish:Precision finish,Mirror finish,Lapping finish available Standard materials:D2,H13,H12,SLD,Tungsten Carbide Size capability:Outside Diameter from 40mm to 1500mm Designs:Round keyway lock,Square keyway lock,Dirt groove and light weight designs Knife toolings we make: Rotary Shear Blades,Separator Discs or Plates,Metal Spacers,Rubber Spacers Rings,Aluminium Spacer etc. New:color and hardness combination or mix designs,black oxide coating finish,cryogenic treatment Login our website machineknifemfg.com now to get a general idea of our quality and standard sizes,and the same time get back a quick quotation on your specific needs.