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. Good abrasion resistance, heat resistance, and corrosion resistance. It is convenient for you to replace them in time to achieve high-quality printing.; High Speed Printing The hardened steel has a high thermal conductivity rating of 22W/m. k, high temperature resistance up to 450°C, requires high flow rate for high-speed printing.; Premium Performance The hardened steel is heat resistant up to 450°C, which adopts advanced heat treatment process, and the Mohs scale hardness reaches 7.8, which extends the service life of the high speed printing nozzles.
; High Precision Ra< 0.4, smooth inner wall, the inner wall enhances the flowability of filament and makes the extrusion smoother, no burr on the orifice makes the feeding of the filament smoother and no leakage, the flat surface and tight connection ef