High temperature printing, long service life, stable connection, fast disassembly, reduces clogging, improves print quality, and effectively minimizes filament leakage and detachment. 260°C high-temperature printing; all-metal titanium alloy construction offers high heat resistance and supports various filaments such as PLA, ABS, PETG, TPU, PP, and PC. Upgraded bimetal heat break with chrome-zirconium copper and titanium alloy pipe provides faster heating, higher temperature stability, and improved heat dissipation. Compatible with Creality Ender 3-V3-SE. Heat break and nozzle internal wall roughness Ra ≤ 0.4μm. Printing speed up to 250mm/s. Pre-assembled hot end kit for Ender 3-V3-SE extruder allows plug-and-play setup. Nozzle diameter: Brass 0.4mm Heat break wall thickness: 0.5mm Internal roughness of throat nozzle: Ra ≤ 0.4μm Filament diameter: 1.75mm Heating rod voltage and power: 24V 40W Thermal sensor type: NTC 100K, maximum temperature 260°C Applicable model: For Ender 3-V3-SE Color: Silver Material: Aluminum alloy + chromium zirconium copper + titanium alloy Package Contents: 1 x Hotend Kit Note: Light reflection and display differences may cause slight variations in color between the image and actual item. Measurement tolerance: ±1–3cm.