6 COMMON CRUDE METALS, PARTIALLY WROUGHT METALS AND ALLOYS, METAL BUILDING MATERIALS IN SHEETS AND CAST FORM, AND METAL POWDERS
7 MACHINES AND MACHINE TOOLS FOR THE CUTTING AND EXTRACTION OF EARTH AND MINERALS AND MACHINES AND MACHINE TOOLS FOR MOLDING AND POLISHING OF METALS INCLUDING PARTS AND ACCESSORIES THEREFOR
8 HAND TOOLS AND INSTRUMENTS FOR DIGGING AND EXTRACTING MINERALS AND EARTH AND FOR POLISHING AND MOLDING METALS