ALLOYS OF REFRACTORY METALS IN THE FORM OF SHEETS, RODS AND WIRE

METALS AND ALLOYS THEREOF ADAPTED TO MAKE METAL WORKING AND CUTTING TOOLS, AND TO MAKE WEAR-RESISTING SURFACES, HAVING PARTICULAR REFERENCE TO REFRACTORY METALS SUCH AS TANTALUM, COLUMBIUM, MOLYBDENUM, OR TUNGSTEN AND ALLOYS THEREOF

TOOLS AND PARTS OF TOOLS FOR WORKING AND CUTTING METAL AND OTHER MATERIALS, PARTICULARLY, BORING TOOLS OR DRILLS, TURNING OR LATHE TOOLS, SHAPING AND MILLING TOOLS, AND SUCH TOOLS EQUIPPED WITH HARD METALLIC INSERTS FOR THE PURPOSE OF WORKING, CUTTING, FORMING, OR SHAPING OTHER METALS AND MATERIALS