High flow nozzle, default 0.4 bore.
Clogging, wear caused by abrasive material or new nozzle of different size needed
H2.0 hexagonal wrench
Slant-nose pliers
Socket tool
Open-end wrench
If there is residual consumables at the nozzle, you need to heat the hot end first to melt the consumables. Pay attention to the high temperature when replacing to avoid burns.
Pay attention to check the reinforcement heating block after replacement to prevent the heating block from loosening during nozzle replacement