i was cleaning an old build and saw how sunon balance their fan

[Kevin Déry]

i was cleaning an old build and saw how sunon balance their fan

 

[Seth Mullins]

That's also how people balance crankshafts

 

[Michael Schwarz]

If it's stupid and it works, it's not stupid.

 

[Chris Rook]

That's a pretty nice common practice...

 

[James White]

What am I looking at here? The circular dents?

 

[Carl Emmanuel]

Yeah, and? It's one of the only 2 ways to balance something.

 

[Clint Gardner]

They used to be the Noctua of 80mm fans before there was Noctua.

 

[Jeremy Berry]

Thats how you can balance props for multi rotors/planes/etc too although i prefer a bit of super glue on the ends to balance