●Premium Material: These welding nozzle is made of high quality stainless steel, which is good resistance and high strength. ●Application: These stainless steel nozzles fits most popular hot air welding gun, can be used to r welding PP, PVC and other plastic plates. ●Size: 40 mm / 1.6 Inch, 1 pcs Stainless welding nozzle. ●Customer Service: If you have any problem with the items, please feel free to contact with us, we will reply you within 24 hours.