Original nozzle from Creality with an M6 thread. It is intended for use in hotends of K1 series 3D printers - Creality K1 and Creality K1 Max . It is made of high-quality H59 brass . This material ensures wear resistance and high temperature tolerance. The diameter of the nozzle hole is 0.4 mm . The internal walls are smooth and free of gaps, which allows the filament to flow smoothly.