Welding nozzle. Simply pushes onto the 9 mm reduction nozzle. Ideal for using plastic welding rod up to 6 mm. For professional hot air tools HG 2120 E, HG 2220 E and HG 2320 E, HG 2000 E, HG 2300 E and HG 2310 LCD as well as hot air tools HL 2020 E and HL 1920 E, L 2010 E and HL 1910 E.