The caterpillar drill in action, making a mineshaft.
The Drill (further angle)
It has 18 slots of storage built in, and a fuel slot. Power can be toggled in the GUI.
Set anything you don't want to keep to be incinerated here.
Edit the blocks used to reinforce the walls here and what gets replaced, so you can keep water, lava, sand, gravel, etc out of your mineshaft.
This is where you edit the decorations to be placed. By default, it places them similarly to the vanilla mineshafts.
Takes the gathered inventory items and puts them inside the minecart with chest, and releases it when it is full.
Transfer patterns between decoration blocks.