Extensive Compatibility: Designed to fit seamlessly for 3 V3 SE, for 5 S1, for 7, and Spider 1.0 Hotend, these nozzles a perfect match for your 3D printer, promoting optimal performance and reliability in various printing applications. Varied Size Pack: This comprehensive pack includes 10 brass nozzles in three different sizes (4x0.4mm, 4x0.6mm, 2x0.8mm), catering to diverse printing needs and ensuring you have the right nozzle for any project. Enhanced Material Quality: Crafted from high-grade brass, these nozzles offer superior thermal conductivity which aids in maintaining stable temperatures. This property is perfect for handling common filaments such as PLA and TPU, ensuring smooth extrusion and reducing the risk of clogging. Precision Engineered: Each nozzle is meticulously fashioned with a diamond knife to create a flat contact . This precision helps to prevent leakage from the print head while delivering consistent, high- results with a smooth and glossy finish. Optimized for High-Speed Printing: With the capability to support printing speeds up to 600mm/s, these nozzles are engineered to boost printing efficiency without compromising on quality. The exceptional thermal conductance facilitates quicker heat transfer, enabling rapid production cycles. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Gold Material:brass Package Contents: 10 * Brass Nozzles(4PCS 0.4mm+4PCS 0.6mm+2PCS 0.8mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.