Craftsmanship Redefined: Crafted from high-quality brass, these 3D printer extruder nozzles have better thermal conductivity and high hardness, enduring extreme temperatures and sustaining wear for consistent, long-lasting performance across a spectrum of printing projects. Fluidity in Creation: The nozzle's meticulously designed flow profile guarantees an uninterrupted material flow, maintaining a consistent extrusion rate. Smooth inner wall without burr, minor viscosity coefficient, smoother tapping. Say goodbye to frustrating printing halts due to clogging - this nozzle ensures a smooth and reliable printing experience. Print Perfection: Engineered with exacting precision, this nozzle is the epitome of detail, enabling unparalleled control and accuracy in your prints. From intricate prototypes to complex designs, it ensures each layer is flawlessly reproduced with utmost fidelity. What you get: These brass nozzles kits include 9PCS 0.4mm, 4PCS 0.2mm, 4PCS 0.6mm, 4PCS 0.8mm and 4PCS 1.0mm nozzles, 10PCS nozzle cleaning needles ( 2PCS 0.2/0.4/0.6/0.8/1.0mm ),1PCS tweezers, suitable for most FDM materials such as PLA, ABS, PETG, TPE, TPU, PC, etc Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! NOTE: These nozzles kit is only compatible with for Elegoo Neptune 4 Max, for Neptune 4 Plus 3D Printer, please check whether your model matches before purchasing Colour:As Shown Material:brass Package Contents: 1 * Extruder Hotend Nozzles Kit