Nozzle size: 0.4mm, M6 thread for 1.75mm filament use. Central and round hole, super smooth wall, High precision
The nozzle material is brass to keep good thermal conductivity, the Nickel coating can increase the lifetime of the nozzle and prevent the nozzle surface Oxidation
Nickel plating has High hardness and wear resistance, Apply Nickel plating on the nozzle surface can reduce the friction, to make it smoother when inputing filament
Only Compatible with K1 , K1 Max, CR-M4, Ender 3 V3 KE and CR10 SE 3D Printer, please know before ordering