1.automatic welding machine. 2.Electro-optical technology of Germany 3.CE,ANSI Z87.1 certifications. Helmets used in automatic welding machine1. Model ... :EH-200/EF9040.2. Fire resistanc: yes.3. Material & Weight: PA/ PP, 0.51kgs.4 ... EF9040,EF9242,EF9848.14. Application:Mig/Tig/argon arc/arc welding/welding.15. Colour: blue,green,silver,black,yellow,red, And ...