Input diameter: 1.75 mm
Output Diameter: 0.4 mm
Out thread: M6.
Package: 8pcs 0.4 mm K1/K1 MAX Nozzle with 10pcs 0.4 mm Needles. K1/K1 Max nozzles are made of high quality brass which has better wear resistance high thermal conductivity and high hardness for better printing.
High Speed Printing: The inner wall is smoother roughness Ra< 0.4 no clogging and smoother feeding. Its compatible with K1 K1 Max Ender-3 V3 KE 3D Printer which also compatible with most FDM printing materials such as PLA ABS PTEG TPE TPU PC.