Micro Swiss FlowTech™ Hotend for Creality K1 / K1 MaxThe FlowTech Hotend is a new generation hotend line from Micro Swiss. Its unique design eliminates common hotend issues such as leaking nozzle seal and complex nozzle swaps. Leak Proof Nozzle: Tired of messy nozzle leaks that ruin your prints and waste filament? FlowTech Hotend combines nozzle and thermal break into one permanently sealed assembly that ensures a leak proof hotend. Cold Nozzle Change: Swapping out nozzles used to be a time consuming