If anyone is looking for a good Cad software to use with the CNC machines you can get a free 1 year membership to autodesk 360. Go here and sign up for the free trial - https://www.autodesk.com/products/fusion-360/free-trial
Then go here to activate your free year. https://knowledge.autodesk.com/support/fusion-360/troubleshooting/caas/sfdcarticles/sfdcarticles/How-to-activate-start-up-or-educational-licensing-for-Fusion-360.html
It can be renewed year after year according to the documentation.
Enjoy!!
Cody