Feature:1. Ra0.4 Rough Inner Wall: The roughness of the inner wall of the throat and nozzle of this extruder hot end is Ra0.4, which reduces clogging and improves the print quality, the overall thermal section is lengthened, and the extrusion flow rate is up to 33mm.2. Sturdy And Durable: This extruder hotend heater is made of excellent titanium alloy and hardened steel material, which is sturdy and durable, and resistant to high temperatures, up to 500.3. High Temperature Quenching Treatment: This metal hotend kit adopts high temperature quenching treatment, HRC can reach 60, which is more wear resistant and prolongs the service life of printing.4. Good Compatibility: This 3D printer hotend has good compatibility and is suitable for CR10, for CR10S, for Ender3, for Ender3 V2, for Ender3 Pro, for VORON0.1, for VORON2.4 and other models.5. Wide Application: This 3D printer extruder hotend has a wide range of applications and it can be used for modeling, crafting and DIY, etc.Specification:Item Type: 3D Printer Extruder HotendMaterial: Titanium Alloy, Hardened Steel.Package List:1 x 3D Printer Extruder Hotend2 x Extension Cables1 Pack x Accessories