A welding filler metals Which is used to fill in the pond while melting. To increase the amount of meat weld metal for welding required continuity. Cover welding to weld a pretty shiny scales.
Welding wire, a metal fill. Which is used to fill in the melting pond while welding. In order to increase the content of weld metal for welding to continuity. Covered welding to welding flake shadow is pretty .