Automatic center punch - video

Automatic center punch. By Paul's Garage Projects. 5:10 video:

https://www.youtube.com/watch?v=OVjpNogOwBQ

Why are the springs bent? I assume there's a reason.

Quote:

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Originally Posted by katy

Why are the springs bent? I assume there's a reason.

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Looks like two weaker springs doubled up to increase the strength of the strike.