five screw puzzles by george hart —

Founded five screw puzzles by george hart models & stl files for printing
Puzzle cube
kammi
Buttons Al Dente
MrHegger
Puzzle of Evil
hairyfacedhooman
Puzzle for kitchen
BQEducacion
Screw Library
syvwlch
Puzzle Triangle
heroltech
Puzzle Chess Board
florian homer
PUZZLE BALL LIGHT
PeterPlus
Puzzle Block B
BentWeiss