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 transferthe heat sink enhances cooling efficiency High flowsupporting 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 designfacilitating 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. The measurement allowed error is 1-3cm.