Round nozzle NQ 20 for WHA3000 The Round nozzle NQ 20, specifically developed for the WHA3000 hot air station by Weller, is a high-quality accessory for precise soldering and desoldering tasks. This nozzle is characterized by its ability to heat from four sides, ensuring an even distribution of heat. It is ideal for applications such as SMD repairs, shrinking of tubing, and drying of paints and adhesives. The round nozzle supports the hot air station in its rapid heating time and contributes to an ergonomic work process. Additional safety features such as overheating protection and automatic shutdown are also integrated.