Planetary Gear II 

It's 2 AM and this is exactly what I wanted to see

You know Like i start RU-vid to listen to healing slerp music and end Up watching Tons of Videos Like this

I think this is a cool educational prop. Why has nobody else commented?

We surely need such brains. Big up

Love my recommendations

бесконечно можно смотреть на три вещи: как горит огонь, как течет вода и как вращают ручную дрель.

What is the purpose of just watching them spin? The interesting thing of epicyclic gears is the analogy of the engineering to create torque multipliers or speed reducers, with a gear ratio approaching our needs!

You could go one step further and cast them in metal~😁

アンティキティラ島の機械もこのようにできたのだろうか。

Nice

12 revolution out every 10 revolution in 😐

nicee

Comment Nr 6

so ?

И чё?