Laser Engraving on Cylinders

I have got a R-axis drive as a birthday gift.


It is just plug-and-play with GRBL controller.

And it is also adjustable


It is not for a very thin objects. It cannot engrave anything thinner than an inch without a little help.

Fortunately, I have a 3D printer and I can print 2 of these:


Here is my test result:


Now is the hardest part: I need to come up with some design idea…

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