I will show you how to make real tool that are not mocks.
I diverted electric drills and made a tabletop drilling machine that can drill holes vertically.
I tried to make a way to make the accuracy as accurate as possible by using the easiest possible tool.

The plan is here
https://jisaku-koubou.com/downloads/s...
【Plan List】
https://jsk-koubou.stores.jp/

BGM:
Sappheiros - Reaching out