A quick demo of my rock drill prototype, which is still being built.

You can watch the first build video here:    • Machining an experimental rock drill ...  
And the Cylcoidal drive build video here:    • Manufacturing a Cycloidal Drive with ...  

Music from #Uppbeat (free for Creators!):
https://uppbeat.io/t/hey-pluto/drive
License code: M7G6GQV5PFI5PZIE