Minimalistic Raspberry Mount 40mm Fan Free GPIO

Ive printed it in 0.2
You pretty sure have to thrill up the holes , so you need a 3.5 mm thriller .
For installing the nuts into its place i am doing in that way that i put a nut onto a screw , then warm it with fire and push it into the mount .
Also needed
for a 40x10mm Fan :

M3x20 4pcs
M3x15 4pcs
8 Nuts M3
8 Washers M3

for a 40x20mm Fan
M3x25 4pcs
M3x15 4pcs
8 Nuts M3
8 Washers M3

you can mount the raspberry everywhere with 4 screws which i do not recommend since you