1. Gas saving function for 40% or more
2. Gas Pressure Regulator + Gas saver = high-technology gas regulator with tow stong features
3. Huge gas saving on the first welding
4. Inducing occurrence of the arc at safe and accurate flux
5. EPAC-15L, EPAC-30L, EPAC-50L(Pipeline type)
6. user gas : argon,...