Hobart Welding Products has introduced the DP 3545-20 Spool Gun suitable for light industrial applications. The DP 3545-20 plugs directly into Hobart’s IronMan 230 MIG welder’s wire drive system without the need for tools and uses .030 to .047 in. aluminum, steel and stainless steel wire, with a wire speed range of 200-1200 IPM. The DP-3545-20 Spool Gun is rated at 200amp at 60% duty cycle.