With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
Since the tube length is so critical, does the kerf matter? If so, what kerf size did you use?
I don't understand the speed description. At 5V the short gear is faster than the long gear. At 9V, the long gear is faster than the short gear. Why do the gears work differently as the voltage changes? Other than this question, this is a remarkable Instructable. Thank you.
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.