MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.

Download Now

Report as inappropriate

For that, I'd probably CAD from scratch. A thumb nut should be fairly simple. Alternately, if you can find an M25x1.5 right hand model, you can flip it in yor slicer to make it left hand.