for a Semi Skilled, Mid Skilled Boiler maker with CO2 welding and Tig Welding exp. Reading drawings, and steel Weld up Frame Tube Alu Steel Able to setup CO2 welding machine according to thickness and job spec thickness and Job spec before welding What Gas goes CO2 welding machine use? What Gas does Tig welding machine Welding would be benifit Min 3 Years full exp in CO2 welding and Tig R50 - R95 Per hour