Magnetic balls
grabcad
One steel (magnetic) ball is just one steel ball, doesn't do anything...but when you have lots of them, you'll suddenly have a mathematical/geometrical pattern, (the balls come to life)
Download Model from grabcad
With this file you will be able to print Magnetic balls 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 Magnetic balls.