Carbide Rotary Slitter Knives Solid carbide circular slitter knives, Blades for slitting silicon steel Cemented Carbide Circular Slitter Knife, Round Blade with square keyway for shearing silicon steel, non-ferrous metals Solid Tungsten Carbide Rotary Slitter Knife, Round Knife, Circular Blades for slitting silicon steel rolls, strips, bars Tungsten Carbide Rotary Slitter Knives, Circular Shearing Blades for metal processing 1