BENCH - SINGLE Single bench wire feeders deliver rugged and reliable performance for most shop operations. BENCH - DUAL Select a dual drive wire feeder model to run two different wire types, sizes, or procedures. BOOM Boom wire feeders are available in single and dual drive configurations for high productivity shop environments. PORTABLE Activ8™, LN-25, and Power Feed® 25 semiautomatic wire feeders are suitable for shipbuilding, offshore, construction or pipe welding operations. Small enough to fit through ship manways and light enough to carry around the site.