6 SPECIALTY METALS AND ALLOYS, NAMELY, STAINLESS STEELS, SILICON ELECTRICAL STEELS, TOOL STEELS, AND NICKEL, COBALT, TITANIUM, NIOBIUM, HAFNIUM, ZIRCONIUM, VANADIUM, AND ALLOYS THEREOF, IN MILL PRODUCTS FORMS, NAMELY, INGOTS, BILLETS, CASTINGS, FORGINGS, BAR, RODS, WIRE, PLATES, SHEETS, STRIPS, AND FOIL