Survival Skills: 1. Stick Welding The little Lincoln cracker boxes are 220V welders that can be picked up cheap. These are great for nearly any situation you’ll find yourself needing a welder in a survival situation. But they require a 220V power source. A better choise for the Self Reliant family is a portable generator/welder combo. This way you can take your welder with you plus have the convienance of a portable generator.