Steel ball; balls of steel; containers of metal [storage, transport]; loading pallets of metal; flanges of metal [collars]; rings of metal; steel, unwrought or semi-wrought; steel alloys; alloys of common metal; screws of metal

Bearings [parts of machines]; ball-bearings; bearings for transmission shafts; axles for machines; bearing brackets for machines; wind driven power generation assembly; wind driven power equipment; cold-punching mould; presses [machines for industrial purposes]; swaging machines