I need to scratch my back, but I don't have a tool to do that. I do have a 3D printer. Light bulb!What you'll need:3D printer (or a print provider you like)1/2" x 15" Wooden DowelSome glue (something that will stick to both the 3D printed material and wood)I have not built this so the type glue is u...By: plaroach
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from Instructables: exploring - technology - robots http://ift.tt/1BHVd7F
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