Creality Official K2 Plus Nozzle, 0.4mm 4 PCS Quick Swap 3D Printer Nozzle Copper Alloy and Hardened Steel for Plus, Hi Combo

【Quick-Swap Integrated Design】: Specially designed for Creality 3D printer K2 Plus Combo and Hi Combo; Creality 0.4mm K2 Plus nozzle adopts an all-metal integrated design, facilitating quick disassembly and convenient replacement 【High Speed, High Flow】: The K2 Plus nozzle support high-speed printing at 600mm/s; The flow rate of ABS at 280℃ can reach 40mm³/s, 66% higher than the previous nozzle 【Upgraded Material】: The heat break is made of titanium alloy, which reduces heat conduction effectively; The nozzle is composed of copper alloy and hardened steel 【Wide Compatibility】: This 0.4mm K2 Plus nozzle supports the printing of various filaments such as PLA, ABS, PETG, TPU, PP, PC, PLA-CF, PA-CF, PET-CF, etc; High-temperature resistance up to 350℃, especially suitable for high melting point and wear-resistant engineering filaments 【Precision Machining】: The joint of the nozzle is tightly fitted, which can effectively prevent filament leakage during printing; The roughness of the inner hole Ra＜0.4 to ensure smooth feeding; No burrs at the opening, and stable printing with reduced clogging