Planetary gear set.
<video controls autoplay loop> <source src="https://s3-us-west-1.amazonaws.com/hmt-forum/walking_planetary_large_sun.mp4" type="video/mp4"> Your browser does not support the video tag. </video>
Previously:
https://www.homemadetools.net/forum/...924#post137518
https://www.homemadetools.net/forum/...494#post170015
https://www.homemadetools.net/forum/...2482#post45335
https://www.homemadetools.net/forum/...446#post131722
https://www.homemadetools.net/forum/...1633#post74805
