Step 3:

For the two end pieces, punch two 1/4 inch holes--each one 1/2 inch away from the center of the circle.
u can do this with a coffe can :D
This is really cool! Fun toy to play with!
Thank you! It's a fun concept.

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Bio: My book, A BEGINNERS GUIDE TO 3D PRINTING: 14 SIMPLE TOY DESIGNS TO GET YOU STARTED is now available. If you want to design your ... More »
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