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Metalworking machine tools; metalworking machines; turning centers; lathes [machine tool]; machining centers; surface adhesion improving treatment machines using plasma for metal, glass, rubber, synthetic resin, eyeglass lenses, optical instrument parts, automobile parts, cutting tools and solar cells; hydrophilic nature improving treatment machines using plasma for metal, glass, rubber, synthetic resin, eyeglass lenses, optical instrument parts, automobile parts, cutting tools and solar cells; plasma cleaning machines for metal, glass, rubber, synthetic resin, eyeglass lenses, optical instrument parts, automobile parts, cutting tools and solar cells; oxide film removing machines using plasma for metal and metallic automobile parts; metallic surface hardening treatment machines using plasma for improving abrasion resistance of cutting tools; surface finishing treatment machines using plasma for easier forming of prosthesis coating over the ceramic material surfaces of junctions of artificial bones or joints during their manufacturing process; automated storage and retrieval systems for warehouses; AC motors and DC motors not including those for land vehicles but including parts for any AC motors and DC motors; parts and accessories of automated storage and retrieval warehouse