Learn what gear oil is, how it differs from transmission fluid, and why using the right lubricant is crucial for your vehicle ...

You might not even want your TV to rotate. But we can think of lots of reasons we might make a plywood gear train and this project is as good an example of that as any. The motor apparently had ...

and you can even give them nifty features like 360-degree rotation In fact, that’s exactly what [Aaed Musa] did! The servo relies on 3D printed gears in a 3D printed housing. The design makes ...