Boring machines; machines for working wood components, plastic-materials, [ carbon fiber, and glass fiber, ] honeycomb sandwich panels, polyurethane sandwich panels, metals, [ glass and marble materials, ], namely, machines for plastics working, metal working machines, wood grinding machines, wood sawing machines, [ injection plastic molding machines, ] polishing machines for use in grinding and polishing metal, wood, ceramics and plastics, machine tools for forming, [ riveting, swaging, and flaring ] of metal and plastics; machines for the treatment of surfaces, namely, polishing machines for use in grinding and polishing metal, wood, ceramics and plastics, grinding machines for the treatment of ceramics and metal, rotary grinding machines, belt sanding machines, orbital sanding machines; structural parts and components of these machines, namely, spindles, motor spindles and electro-spindles; five axis motion systems with suction guards and mobile carriage, namely, five axis metal working machines with suction guards and mobile carriage; drilling heads, namely, power drill bits, centering drilling bits being parts of machines; working planes, namely, [ planing machines for metalworking, ] wood planing machines; vacuum or pneumatic blocking devices and apparatus of wood components, plastic materials, carbon fiber, glass fiber, honeycomb sandwich panels, polyurethane sandwich panels, metals, glass and marble materials, namely, air suction machines for use with machines for plastics working, metal working machines, wood grinding machines, wood sawing machines and injection plastic molding machines; roller conveyors; conveyor belts; robotic arms for industrial purposes; handling systems, namely, material handling machines in the nature of palletizers, case elevators, [ automatic pallet dispensing machines ] and automatic slip sheet dispensing machines; loading bridges, namely, loading and unloading machines