Chrome Zirconium Copper nozzles for Neptune 4 Plus and Neptune 4 Max ONLY Perfect Pack - Packaged with 5pcs Chrome Zirconium Copper nozzles, including 3 pcs 0.4mm, 1 pcs 0.6mm, 1 pcs 0.8mm, 2 nozzle cleaning needles and 1 wrench Premium Quality - Made of high qualityChrome Zirconium Copper, the nozzles are tough enough to handle frequent use of abrasive materials and offer literally long time of use without replacement High Precision - Smooth and clean inner wall, nozzle diameter tolerance is less than 0.02 mm, providing much smoother filament feeding, no clogging problems Good Performance - Wear-resistant harden steel nozzles perfectly fit for all abrasive materials, such as carbon fibre, filled pla or glow-in-the-dark filament Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Material: Chromium Zirconium Copper colour: As Shown Package Contents: 5 x Chrome Zirconium Copper nozzles(including 3 pcs 0.4mm, 1 pcs