Feature: Brass Material – Offers high thermal conductivity for uniform heating, ensuring smoother extrusion and improved interlayer adhesion for enhanced print quality. Feature: High-Temperature Performance – Capable of withstanding temperatures up to 450°C, suitable for printing with high-temperature filaments and extending nozzle lifespan. Feature: 5-Piece Set – Includes 5 nozzles with M6 standard thread, 16.8mm length, and compatibility with 1.75mm filament, ideal for reliable 3D printing use. Feature: Wide Material Compatibility – Works with a broad range of FDM materials including PLA, ABS, PETG, TPE, TPU, PC, and high-temperature filaments such as PEEK, PEKK, PEI, PSU, and PPSU. Feature: Application Compatibility – Designed for use with Creativity End 5 S1, End 7 3D printers, and Spider 1.0 hot end kits. Item Type: 3D Printer Extruder Nozzle Material: Chromium Zirconium Copper Filament Diameter: Approx. 1.75mm / 0.07in Screw: M6 Thread Maximum Printing Temperature: 450°C Thermal Conductivity: 330 W/m·K Hardness: 6.0 Mohs Package List: 5 x 3D Printer Extruder Nozzle