titanium extruder head upgrade for tom(thhing-o-matic)maker bot with 2 fans

titanium extruder upgrade for tom (thing - o - matic)with 2 fans mount,
tools for extruder head upgrade you need a lathe,tap 6 mm and die 6 mm,drill 2 mm, and 4.5 mm,and lathe catting tools,
for the 2 fan mount,1 40 mm for the extruder and 1 for the 50 mm back fan to work with pla plastic, 3 d printer,