this is the follow on from how to patch rust using a MIG welder It is one method that works very well practice on a off cut in order to get your heat setting right then its just a matter of joining the dots don,t rush taking your time between each staggered section, means less heat build up disclaimer Videos are for reference and entertainment only: Even tho they are based on step by step guide – If you attempt a repair like the one seen in this video please use the proper safety equipment,