3D printer nozzles with M6 outer thread, easy to use. Size: 0.4MM, 0.6MM, 0.8MM, 1.0MM for Volcano nozzles compatible with 1.75mm PLA, ABS, PETG, TPU, and Wood filament. Compatible Printer: Designed for use with Elegoo Neptune 4 Max and Neptune Plus 3D printers. High Speed: Features a Volcano design for even heating and smooth internal surface to reduce resistance and prevent clogs, supporting high-speed printing. Premium Nozzle Quality: Made of high-quality brass for consistent extrusion and improved print quality. Color: As shown Material: Brass Package Contents: 5 x Volcano nozzles (2 x 0.4mm, 1 x 0.6mm, 1 x 0.8mm, 1 x 1.0mm) Note: Only the items listed are included. Note: Lighting and display differences may cause slight color variations. Measurement may vary by +/- 1-3cm.