ESAB Linde ST-5S (Series 2) Spot Welding Torch is a versatile tool that can be used for a variety of welding applications. It is ideal for gas metal arc (MIG) spot welding, and can be used with both aluminum and hard wires. The torch features a one-piece, directly-cooled nozzle that minimizes spatter buildup and possible arc-over failure. It also has a screw-on insulator cap that protects the forward end of the nose section. The torch comes with a No. 12 Nozzle, and two other nozzles are available as accessories.