Feature: 1. Compatible Model: This assembled hotend kit is specifically designed for Kobra 3 and for Kobra 3 Combo fused deposition modeling 3D printers, ensuring compatibility and seamless integration 2. Easy Installation: The printer hot end kit is modularized with integrated terminal connector, facilitating quick and easy installation, and allowing for swift replacement of damaged 3D printer parts 3. High Temperature Heating: The ceramic heating case heats the hardened steel nozzle up to 400℃, compatible with most filaments, and enhances the reliability of connector under extreme conditions 4. High Accuracy: Equipped with a high accuracy thermistor and stable structural design, this hot end kit ensures accurate temperature measurement, achieving high accuracy model printing 5. Stable and Efficient: The upgraded hotend kit maintains stable temperature during printing, enabling even extrusion of filament, supporting print speeds up to 600mm/s for professional effect Specification: Item Type: Upgrade Hotend Kit Heatbreak Material: CrZr Copper, Ti Alloy 0.4mm Nozzle Material: Hardened Steel Filament Diameter: 1.75mm Support Filament: PLA, ABS, PETG, TPU, PP, PC, Nylon, PEEK, PEI, etc. Applicable Model: For Kobra 3, for Kobra 3 Combo. Package List: 1 x Hotend Kit 1 x Aluminum Heatsink 1 x Fixing Clamp 1 x Wrench