FreeFlat Bottom Helix Test Cube - FloridaMan FloridaMan FloridaMan FloridaMan
Thingiverse
7 model
Free
FreeFlat test square
Thingiverse
Free3D Flat Print Test
Thingiverse
FreeLarge Flat Rectangle for Dry Print Test
Thingiverse
Freefast test - overhang - flat, tube; stringing, flat surface
Thingiverse
FreeTest file - how flat is your printbed?
Thingiverse
FreeFast & economical string and flat test
Thingiverse