This video is the first part of an eggshell carving demonstration. This video explains how to prepare an eggshell for carving by emptying the shell or blowing out the egg.
This Dremel set is similar to the one I use and it comes with a flex shaft: https://amzn.to/3tchixu
If you already have the basic Dremel rotary tool, here is a link to the flexible shaft attachment: https://amzn.to/3K16b1b
For more creative project inspirations, visit my website: https://bluequarry.com/
(Please note, the product links above are affiliate links. There's no extra cost to you, but as an Amazon Associate I receive a small commission for purchases made through this link. Thanks for your support!)