Jun 28, 2021 · This kit is designed to convert the Weld-Pak 100HD from a flux-cored welder to a udes a.030 in. .8mm) cable liner, two 0.025 in. contact tips, a gas nozzle, a 2 lbs. spool of 0.025 in. SuperArc L-56 mild steel MIG wire connectors, an adapter for CO2 cylinders and a 115-Volt gas solenoid hose.