PRINTcipal by Kohdy Mcintyre - BOSSposes

This is an add-on that adds a panel to your viewport that has all the tools you need to make your figures & Prints way faster to develop

You can Cut , Separate .Add Pins. Solidify  figures and prints in seconds!

You can also Toggle Edit / Sculpt mode right from a button!

This addon has many other features  also such as 

Export STL, Quicksave, Undo/Redo. Join together , Select all + More!