### Detachable Quick-release Hardened Steel Nozzle For Independent Single Nozzle Swap Split detachable nozzle design enables separate nozzle replacement without disassembling full heating block structure. ### High Temperature & Abrasion Resistant Hardened Steel Fits Carbon & Filled Filaments Hardened steel construction withstand abrasive composite filament to avoid premature nozzle inner bore wear. ### Large Inner Channel High-flow Structure Boost Fast Printing Extrusion Efficiency Optimized inner flow channel realizes stable high-volume feeding to support high-speed rapid print jobs. ### Integrated Fin-type Aluminum Heatsink Ensures Efficient Heat Dissipation Multi-fin stacked aluminum radiator keeps cold end steady temperature to prevent pre-melt filament clogging. ### Complete Matching Spanner Set Included For Convenient Daily Disassembly & Replacement Two specification hand spanners supplied together for easy nozzle dismount during regular maintenance. ### Plug-and-play Direct Replacement Fix Clogging & Uneven Extrusion Issues Whole hotend matches original installation dimension for seamless swap to resolve jam and poor layer output.