Modifying a stepper motor by drilling a hole down its shaft probably qualifies for the satisfying mod of the year award. That’s what [Russ] did to make needed improvements to his CNC flat-coil ...

The ASI8100 stepper motor with built-in drive from Beckhoff adds another space-saving tool to the company’s broad range of ...

These are basically a stepper motor that’s been unrolled and made flat — traces on the PCB act as the coils and tiny magnetic “robots” act as the rotor. If you want to try this concept ...