Mark Rehorst's Tech Topics

The boss was cleaning out a closet at work and was about to toss an old dental curing light into the trash until I spotted it and rescued it...

A year or so ago I posted this design for a filament spool holder that prevents tangles caused by the filament springing over the flanges o...

Here are some of the techniques I have used to design assemblies of 3D printed part and non printed parts. The first thing I do when desig...