Carbide Create uses the fonts which are installed in your OS and which it makes available to it.
If there’s a font which you don’t have which someone else does which you wish to do you’ll need to work out where it was sourced from, and if need be arrange for licensing, and then download and install it.
One source of legitimately free fonts is Fontsquirrel:
Note that fonts must be text fonts (not dingbat/pi/ornamental) and technically correct (must have a space character)
There is a 30 degree Amana endmill sold by Carbide 3D:
the #45771-K
See Amana tool library and About Adding Spektra mills to tool database - #4 by EdBaize
Best thing to do is to start w/ a tool which you do have, such as the #201 and to do a basic straight-forward task using a bit of scrap or inexpensive test material.
To actually learn Carbide Create we have:
(a bit out of date I’m afraid)
and I’ve been writing up:
https://willadams.gitbook.io/design-into-3d/2d-drawing
If you get stuck on a file or project, let us know the specifics and we’ll do our best to assist, either here, or at support@carbide3d.com