Steel ring storage stacking.
<video controls autoplay loop>
<source src="https://diqn32j8nouaz.cloudfront.net/tooltalk_17242129851822.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
Previously:
Bending rebar rings - GIF
How seamless rolled rings are made - video
Milling interlocking rings GIF
Parting off rings - GIF
