Locking Puzzle
myminifactory
I crafted the wooden prototype based on these specifications: https://www.instructables.com/id/Wooden-Lock-Puzzle/\r\nYou can see a solution video at this link: https://youtu.be/1hxpYzytDTE\r\nTo optimize print volume, I adjusted the dimensions and drilled holes into the STL design.
Download Model from myminifactory
With this file you will be able to print Locking Puzzle with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Locking Puzzle.