This 0.4mm nozzle kit is designed for the ultimate 3D printing experience. It fits Ender 3 V3, Ender 3 V3 Plus and K1C printers, for precision and reliability. Made from a premium copper alloy and hardened steel, this nozzle offers exceptional durability and wear resistance, ensuring long-lasting performance even with abrasive filaments. Enjoy seamless and hassle-free nozzles with the quick change function. This kit enables efficient nozzle replacement, minimizes downtime and optimizes your printing workflow. Ideal for a variety of 3D printing applications, from detailed prototypes to functional parts. Perfect for both hobbyists and professionals who need consistent, high-quality results. The nozzle is designed for easy installation on compatible 3D printers. Regular maintenance and proper use ensure optimum performance and print quality.