Enhance your 3D printing experience with this 3-piece set of 0.4mm nozzles, designed specifically for 1.75mm filament. Crafted from premium stainless steel, these nozzles provide excellent thermal conductivity and increased hardness, ensuring superior durability and consistent printing performance. Perfectly compatible with a wide range of FDM materials, these nozzles support PLA, ABS, PETG, TPE, TPU, PC, and extend to high-temperature consumables such as PEEK, PEKK, PEL, PSU, and PPSU, allowing versatile and reliable printing for various projects. Key Features: · 3-Piece Set: Includes three 0.4mm nozzles, providing convenient replacements to keep your 3D printer running smoothly. · Wide Material Compatibility: Supports a broad spectrum of FDM filaments including PLA, ABS, PETG, flexible materials like TPE and TPU, engineering plastics such as PC, and high-temperature materials like PEEK, PEKK, PEL, PSU, and PPSU. · Model-Specific Design: Engineered exclusively for Elegoo Neptune 4 and Neptune 4 Pro models, ensuring a perfect fit and optimal performance. Please note, these nozzles are not compatible with Neptune Plus or Neptune Maximum models. · Smooth Internal Surface: The nozzles feature a burr-free, smoothly polished interior wall, reducing filament viscosity and resistance to prevent clogs and ensure smooth extrusion. · Durable Stainless Steel Construction: Manufactured from high-quality stainless steel, these nozzles offer enhanced thermal conductivity and hardness for improved heat transfer and long-lasting use. Specifications: · Item Type: 0.4mm Nozzle · Material: Stainless Steel · Thread Size: M6 · Filament Diameter: 1.75mm · Compatible Materials: PLA, ABS, PETG, TPE, TPU, PC, PEEK, PEKK, PEL, PSU, PPSU · Applicable Models: Elegoo Neptune 4, Neptune 4 Pro only (Not compatible with Neptune Plus and Neptune Maximum) Package Includes: · 3 x 0.4mm Stainless Steel Nozzles This 3-pack of stainless steel nozzles is an essential upgrade for your Elegoo Neptune 4 or Neptune 4 Pro 3D printer, delivering reliable, high-quality printing with a wide range of materials. Its smooth interior and robust construction help minimize clogs and extend nozzle lifespan, making it a must-have for professional and hobbyist 3D printing applications.