Set up and operate metal arc, shielded arc, or oxyacetylene equipment for welding, brazing, and flame cutting operations; set current, amperage, gas pressures and controls; select rod, wire, tips, electrodes for specific job at hand; fit, position, and secure with holding devices . Afinitas is part of BW Forsyth Partners, LLC, the investment group of global manufacturing and engineering consulting firm Barry-Wehmiller, a $3 billion organization with nearly 12,000 team members, united by a common belief: to use the power of business to build a better world.