bolt box a simple to print but hard to solve 3d puzzle —

Founded bolt box a simple to print but hard to solve 3d puzzle models & stl files for printing
3D Puzzle Cube
Macmade
3D puzzle Scorpio
Planeta13
A Simple Table
Shoogon
A simple bit holder
kentthoresen
4Piece 3D Puzzle
ericman314
Triangle Puzzle
robertgcode
Puzzle Cube
Amanda Ostrem
Box
Johncoffee
Simple Trident
Canvent
3D logo
vifzack
Razor Blade Scraper
The3Designer