Creality Ender Hotend Duct Set

This is an updated Creality hotend duct set using the stock fans or drop-in replacements. There are 2 parts.

The first part is a redone version of the heatsink fan duct that uses 2 M2-0.4x5mm fo the top nozzle cooling fan, 2-4 M3-0.5x15 screws to mount the hotend cooling fan, and 2 M3-0.5x30mm screws to secure everything to the hotend carriage. It has 4 M3 holes in front to mount the heatsink fan, and 2 M2 holes on top to mount the nozzle cooling fan. The STL models the threads, but due to the reslution limits of most printers, you'll want to chase the printed threads with M3x0.5 (heatsink fan) and M2x0.4 (nozzle fan) taps to clean up the threads. The duct forces airflow to pass through the heatsink, unlike the stock setup, which just blows air into the general vicinity of the heatsink, and hopes for the best.

The second part is a wishbone-shaped nozzle cooling duct that snaps on over the heatsink fan duct. It focuses airflow directly where it is needed most--the tip of the nozzl