Adapters for machine tools, namely, metal clamps used for holding piece parts on machine tool tables and tool holders for milling tools and electric discharge machining tools; blow molding machines; blow molding tools being machine parts for blow molding machines; sockets for power tools; power operated tools, namely, drills, routers, circular saws; molds for injection molding tools in the nature of machine parts, namely, molds for use in the manufacture of plastic articles as caps, closures,...