Feature: 1. Copper Plated Nozzles: High flow extruder nozzles suitable for Ender 3 V3 SE, for Ender 5, for Ender 7, for Ender 5 S1. Directly replace old or damaged nozzles. 2. Erosion Resistant: Copper plating combined with advanced heat treatment process and better oxidation resistance extends the lifespan of the nozzles. 3. High Temperature Resistance: Copper plating can withstand temperatures up to 500℃, ensuring rapid heating of high temperature filament for continuous printing. 4. Accuracy Design: Nozzle features smoothly inner wall with no burrs, low coefficient of friction, extruder diameter error less than 0.02mm. Provides accurate and smoothly extrusion for various filament materials. 5. Compatibility: Nozzle set is compatible with most for FDM materials including PLA, ABS, PETG, TPE, TPU, PC, as well as composite filaments with additives such as carbon fiber, glass fiber, steel, wood, boron carbide, tungsten, phosphorescent pigments, etc. Specification: Item Type: 3D Printer Nozzles Material: Copper Plated Filament Diameter: 1.75mm Thread: M6 Maximum Printing Temperature: 500℃ Application: for Ender 3 V3 SE for Ender 5 for Ender 7 for Ender 5 S1. Package List: 3 x Nozzle