Official Creality K1 Nozzle Kits, 5PCS Ender 3 V3 KE 3D Printer Hardened Steel Nozzles 0.4mm, High-Speed Printing and High Flow Extruder Nozzles for Creality K1 / K1 Max/CR-M4 / CR-10 SE. Premium Quality - 5PCs high-quality hardened steel K1 nozzle kit, provide high-speed printing up to 600mm/s, for Creality K1/CR-M4/CR-10 SE/Ender 3 V3 KE 3D Printer.
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