Magnetic-Welding rod / product design

The welders workplace there is always a lot of welding rods is not completely exhausted, when the welding rod last remaining 5 cm will affect welders sight, and easy to make welding handle temperature too high that they affect the continuous welding, so traditional welding rod used last had to be replaced . Many industrial fields are required manual welding, used very multi-welding rods, mean that there are very many waste.