To manufacture, get manufactured from others, buy, sell, exchange, export, import, machine, and generally deal in various items of Iron and Steel and its Products, Iron and Steel Castings, forgings, of all kinds required by various Industries and to carry on the business of Iron-founders, Mechanical Engineers, Manufacturers of Machinery and implements of all kinds, Tool-makers, Brass founders, metalworkers, Boiler-makers, Mill-wrights, Iron & Steel converters, Smiths, and to buy, sell, manufacture, repair, convert, alter, let on hire and deal in implements, machinery, rolling stock and hardware of all kinds.