7 Abrasive bits for use with machines, namely, abrasive tool bits for use with grinding machines, drilling machines, polishing machines, metal-cutting machines; abrasive discs, namely, abrasive discs for power-operated grinders; abrasive instruments being machines, namely, grinding machines and abrasive cutting machines; abrasive tools being parts of machines, namely, abrasive machine tools for metalworking and cutting metal, ceramics, structural materials, natural rock and minerals, and reinforced composites being part of grinding machines, drilling machines, polishing machines; mechanical abrasive tools, namely, diamond infused mechanical abrasive tools; drill bits for machines, namely, drilling machines; drilling machines; implements being drilling machines for drilling concrete and stone; machine tools for drilling; Power saw blades; saw blades for use with power tools; diamond coated machine parts, namely, polycrystalline diamond compact (PDC) drill bits for drilling machines; diamond coated machine tools, namely, diamond-pointed metal-cutting tools; diamond cut-off wheels for machines; diamond cutting tools for machines, namely, diamond-pointed metal-cutting tools; diamond power drill bits for machines; diamond tipped machine parts, namely, bearings, blades; diamond tipped machine tools, namely, for metalworking and cutting metal, ceramics, structural materials, natural rock and minerals, and reinforced composites; diamond tips for tool bits for machines; diamond tools for cutting for machines, namely, diamond-pointed metal-cutting tools; diamond tools for drilling for machines, namely, diamond infused diamond machine tools for drilling machines; diamond tools for milling for machines, namely, milling cutters being machine tools and milling wheels for machines; diamond tools for polishing for machines, namely, floor polishers; diamond turning machines in the nature of power operated metalworking machine tools, namely, turning tools; glaziers' diamonds being parts of machines; machines for use with diamond tools, namely, circular saws, power drills; power-operated abrasive grinding wheels; grinding tools for grinding machines; precision grinding machines for concrete and stone grinding; surface grinding machines for treatment of concrete, natural stone, terrazzo, masonry, cement and other material surfaces; grinding machines for stone and concrete grinding; diamond tools for grinding for grinding machines; machine tools for grinding