7 Machines and machine tools for material processing and production, namely, bar loaders, machine tools for cutting, chipping, drilling, grinding, sharpening and surface treatment of materials; machines and component parts of machines, namely, cutting, chipping, drilling, grinding, sharpening and surface treatment machines; metal, wood and plastic processing machines; industrial robots; motor-driven tools, namely power tools in the nature of cutters, chippers, drills, grinders, and sharpeners