POWDERS OR PASTE BASED ON DIAMOND AND/OR OTHER SYNTHETIC EXTRA-HARD MATERIALS

HARD ALLOYS AND MOLDS FOR MANUFACTURING ABRASIVE AND POLISHING WHEELS

TOOLS WITH OR WITHOUT DIAMONDS-NAMELY, SAWS AND DRILLS, ALL FOR USE AS PARTS OF MACHINE TOOLS

TOOLS WITH OR WITHOUT DIAMONDS-NAMELY, SAWS, DRILLS, NEEDLE-FILES, AND DIES, ALL FOR USE AS HAND TOOLS

SYNTHETIC DIAMONDS AND SYNTHETIC EXTRA-HARD MATERIALS FOR USE AS JEWELRY AND WORKS OF ART