Impossible Table
thingiverse | Free
This is a hanging table top where tension forces are used to keep the table upright ...
Xyz 20Mm Calibration Cube
thingiverse | Free
This is a simple calibration test cube for your 3D printer with X, Y & Z written ...
3Dbenchy The Jolly 3D Printing Torturetest By Creativetools.Se
thingiverse | Free
Creative Tools Creative Tools supplies 3D printer and 3D scanner products incl filaments, ...