Features: This upgraded hardened steel nozzle for AD5X 3D printers boasts heat resistance up to 300°C, for printing high performances thermoplastics like PC and nylon, ensuring performances in demanding applications. Featuring quick changing design and multiple nozzle size (0.25mm, 0.4mm, 0.6mm, 0.8mm), this fast changing nozzle allows effortless swaps without tool, enhancing workflow efficiency and versatility for various printing tasks. Perfect for 3D printing enthusiasts and professional, including hobbyists and engineers, who require and flexible nozzle option to achieve precise and consistent results in their creative or technical projects. Use this hardened steel nozzle in scenarios like detailed model printing for intricate designs or rapid prototyping for quick sketches, adapting seamlessly to diverse 3D printing projects with its wide compatibility and size ranges. from hardened steel materials, this 3D printer nozzle minimizes wear and clogging, extending lifespans and maintaining high print accuracy, while its thread compatibility ensures broad usability across standard printers. Specifications: Materials: Metal Size: 53.5x10mm for AD5X Package Includes: 4Pcs Hardened Steel Nozzle Assembly note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.