Metal milling machines, Machinery and equipment for metalworking, Metals, Machinery & Engineering, Shearing machines, rotary, for metals, Grinding machines, computer numerically controlled (CNC), metalworking, Metal drilling, centring, tapping and boring machines, Shearing machines, manual, for metals, Metal shearing and cutting machines, chipless. Guillotines, Arc welding machinery and equipment, Welding machines, tungsten inert gas (TIG)