Features: This is an upgraded hardened steel nozzle, super durable and supports high-temperature printing. Suitable for Ender3/Ender3 Pro/End3V2 Suitable for Ender5/Ender5Pro/End5Plus for CR6SE/CR10 Our hardened steel nozzles are suitable for both amateurs and professionals, ensuring precise and reliable printing results. Please note that we have found many customers who do not know how to install the nozzle correctly. Remember the main problem during the installation process. Just make sure that the nozzle and HEAT BREAK front are tight and sealed. Otherwise, molten consumables will leak along the screw holes. Suitable for Specifications: Name: 3D Printer Nozzle Material: hardened steel Net weight: 1.7g Screw: M6 Size: 0.2/0.4/0.6/0.8mm Hardness: 8.0 Mohs Quantity: 2 PCS Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to manual measurement. Package includes: 1 pc Hardened Steel Nozzles