a trio of keychain puzzles —

Founded a trio of keychain puzzles models & stl files for printing
Cube Puzzle  Brain Teaser
Creative MinerX
10 Penny Puzzle
totallyaddicted
LithoPuzzle
Printing_Reality
Punchbox
4levels
Chocolate Bar Puzzle
EnderBen1112
3d printer puzzle
EnderBen1112
Helix Puzzle
BelloSguardo