[High Thermal Conductivity Uniform Heating]:360surround ceramic heater improves heating efficiency, more uniform heating and faster heat transfer. [Efficient Cooling Upgrade for Easy Printing]:Heat dissipation part featuring a split design for reduced heat transfer,the heat sink enhances cooling efficiency [High flow,supporting high-speed printing]:Enlarged nozzle chamber, achieving a maximum flow rate of up to 30 mm/s, and supporting high-speed printing at 600 mm/s [All-metal integrated design, quick disassembly and assembly]:The nozzle and heat break adopts an all-metal integrated design,facilitating quick disassembly and convenient replacement [Upgraded material, suitable for printing a variety of filaments]: Versatile Material Compatibility: Crafted with a titanium alloy heat break and a nozzle of copper alloy and hardened steel, this hotend is tailored for a broad range of printing materials., supporting PLA, ABS, PETC, TPU, PP, PC, PLA-, PA-, PET- Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:Copper alloy and hardened steel Package Contents: 1x Hot End Kit 4x Wrenches 3x chrome-zirconium-copper integrated throat nozzles (0.4and0.6and0.8mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.