Creality CR-10 Laser/Plotter/Dremel flex shaft adapter

Quick mount for CR-10 laser, adapted to make it easy to use household pens/markers as plotters, and to allow use of flexible Dremel adapter as light-duty engraver/etcher.

For Laser:
I wanted to be able to mount the laser in a way that would make it easy to add and remove, yet not affect the stock hotend mount. The original instructions called for using the magnetic mount, but with a laser you need to be certain that it does not come loose.
This design uses four 5 mm M3 bolts threaded int