Blades for power tools; Computer controlled, power operated machine tool for abrasive jet cutting and machining; Electric floor polishing machines and apparatus; Electric shoe polishers; Floor polishers; Floor polishing machines; Floor staining and floor polishing machines; Grinding and polishing machines; Grinding tools for grinding machines; Inserts for power operated cutting blades and grinding wheels; Internal grinding machines; Involute grinding machines; Machine tools for forming, riveting, swaging, and flaring of metal and plastics; Machine tools for cutting blades and grinding blades; Machine tools, namely, powered machines for cutting or shaping or finishing metals or other materials; Machine tools, namely, rotary dies for cutting boxes for packaging industry; Machines and lines composed thereof for the production of automobile parts, parts for the aforementioned machines, particularly foaming lines, die cutting machines, molding presses, scoring machines, laminating machines, water jet cutting machines, milling machines, long fiber injection machines, parts for the aforementioned machines, particularly foaming tools, die-casting tools, die-cutting tools, molding tools, laminating tools; Pads for floor polishing machines; Polishing discs for automated wet-polishing multi head machines; Polishing machines for use in grinding and polishing metal, wood, ceramics and plastics; Polishing system for use in single head machines comprising grinding and polishing discs for stone profiling and edges; Power tools, namely, burrs; Power tools, namely, tile saws; Power operated grinding wheels; Power operated grinding wheels for optical lens grinding; Power operated polishers; Power operated tools, namely, grinders; Tool bits for machines; Vibratory grinding machines; Wood grinding machines