12 part puzzle —

Founded 12 part puzzle models & stl files for printing
Nail Puzzle Box
BINGOPRINTS
Spiral puzzles
peridot
Ball Puzzle  Brain teaser
Creative MinerX
Turtle Puzzle
Ratch3t
Trick Puzzle
bugman_140
Puzzle box
cimoalpacino
Pocket Puzzles By Anthony
AnthonyMakes3D
Jigsaw Puzzle Chess Board
Jamie Saunders
Tangram Puzzle
3Dprintedgr