Propellers MK1

A collection of propellers of 12, 10, 9, 8, 6, 5, 4, 3, and 2 blades.
They can be scaled and have a 5mm motor shaft hole

They are the first in a whole collection of 'Mk' props that is to hopefully come

Please leave feed back and tips

They will work as they are in my hovercraft (https://www.thingiverse.com/thing:2794931)