These methods of welding require a flux-core MIG machine or the conventional "buzz box" stick welder. For thin or frail metal, either of these processes can be a challenge. Starting or striking an ...

It runs on 120-volt power, uses flux-core welding wire, ... However, you have everything you need to dial it in to easily stick two pieces of sheet metal together.

To create the weld, a piece of 0.8-mm flux-core welding wire is threaded through the capillary and into the joint, and fed by hand as it’s consumed. It’s awkward and awful, but it works.