Bohler FOX EV 50-A description: Basic double coated electrode with excellent weldability in all positions except vertical-down. Especially suited for out-of-position welding thanks to the well controlled arc. Excellent root penetration. Good suitability for welding on AC. Minimum spatter loss, very easy slag removal with uniform beads. Well suited for small transformers. Low hydrogen content in the weld deposit (HD <10 ml/100 g deposit).