Focus Tig 200 description: gives you three machines in one, with TIG welding for all materials including aluminium. The TIG pulse function gives better control of the weld pool. HF/LIFTIG allows ignition with or without high frequency. MMA makes it possible to weld with most types of electrodes. FOCUS TIG 200 AC/DC is of course equipped with MIGA Super Blue tungsten electrodes which are applicable for all types of materials.