Drilling lead under a scanning electron microscope - GIF

Drilling lead under a scanning electron microscope.

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The homemade rig used to capture the images, 17:26 video:

https://www.youtube.com/watch?v=ruuxn2u3yao


Previously:

https://www.homemadetools.net/forum/...243#post126593
https://www.homemadetools.net/forum/...794#post124360
https://www.homemadetools.net/forum/...213#post149939

I recently found this channel by Ben Krasnow on YT. Lot's of interesting things he does.

Here's another one I find almost mesmerizing.

https://www.youtube.com/watch?v=PbTlRn3tSCI

interesting watching the progression of the stress during the shearing action. It kind of demonstrates the advantages of lubrication or coating too.