7 Machines for working metal, wood and plastics; machine tools and parts thereof, in particular holders for mechanical tools and machine tool holders as well as holders, namely fillers, for mechanical tools, milling tools, drills and milling machines and parts thereof, in particular milling cutters, drill heads, drills, saw blades, machines for filing, grinding, scouring and drilling and parts thereof, milling cutters as machines, metalworking machines, cutting inserts as machine parts; engines and internal combustion engines, except for land vehicles; machine couplings and transmission parts, except for land vehicles; mechanically driven milling tools, grinding tools, drilling machines and drilling tools.