e3D/Jhead All Metal Hotend, Fan Holder for 40mm fans too

Downloaded Daniedb's Fan Shroud for a E3D J Head All metal extruder. I was going to try printing nylon. I found his Model full of mistakes and the simple fact that it had not been cleaned up. he just stuck a 40mm Fan model on the bottom of https://www.thingiverse.com/thing:52506 fan shroud