It took about five months to complete, with some adjustments made in between projects.
The drill used is a magnetic drill. It uses an electromagnet to attach to the surface you're drilling. It's a good tool for this type of work, but its applications are quite limited.
What's wrong with the PLC?
It's just a Siemens power supply :)
CAD files:
Fusion 360 files: https://a360.co/2NCSX05 (Warning: This is more of a rough sketch than a complete blueprint. Several changes were made when building this.)
Parts:
BT30 spindle and servo, purchased from AliExpress
35mm rail (Hiwin) + 25mm ball screw / 5mm pitch (ISEL), purchased from a local supplier
Flat ground plate: from Misumi
Controller: edingcnc iCNC600