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peterhoh: A simple design using the worm gear
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peterhoh: Step 1: prepare the axle
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peterhoh: Step 2
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peterhoh: Step 3
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peterhoh: Step 4
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peterhoh: Step 5
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peterhoh: Step 6
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peterhoh: Step 7: add the worm gear
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peterhoh: Step 8: attach motor