1-3/8" Welding Nozzle provides an accurate heat beam. The nozzle is made of stainless steel for increased durability. The overlap welding nozzle is for use with the HG6031VK Heat Gun (sold separately), which is ideal for a range of applications including pendulum welding, heat shrinking, soldering copper tubes, plastic pipe forming, edge banding, paint stripping, adhesive and film removal, and more.