DescriptionIf you are looking for a professional and affordable 3D printer nozzle, then your research is over here. That's because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience.Features-Color:Golden-Material:Copper -Size:1.25X0.70X0.60cm/ 0.49X0.28X0.24in Cable diameter: 1.75mm/3.0mm Thermal conductivity: 105W/m.k Hardness: 3.0Mohs Max printing temperature: 300 Celsius degree Heat expansion: 18.0um/m.degree - Made of sturdy brass for longer service life and strong wear resistance. - Suitable for improved precision 3D printing, ensuring more accurate prints every time. - 0.4mm tip to prevent scratches and print failures, practical to use. - Very flexible and strong, easy to bend the needle into the nozzle without breaking. - Polished smooth and shiny. Reduce corner resistance and avoid clogging the filament.