Fangrui Product Details Extensive Compatibility: Designed To Fit Seamlessly For 3 V3 Se, For 5 S1, For 7, And Spider 1.0 Hotend, These Nozzles A 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 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 . Optimized For High-speed Printing: With