The MIG/MAG MV 450/550 (1.0-1.2 mm) torch wear parts box contains the key accessories needed to keep the machine running efficiently when working with 1.0-1.2 mm wire, especially for welding steel. The kit includes components that wear out during intensive use, such as contact tips, nozzles, holders and others, which ensures the continuity and efficiency of the welding process. As a result, the user can be sure that his equipment is working optimally for a longer period of time.