MakerChip Spinner

## MakerChip Spinner

A fun 3D printed toy designed for the **MakerChip** (40mm diameter × 3~3.5mm thick).
But it can also spin standard coins (such as 500 yen coins and similar sized coins).

### Features
- Safe design: the coin spins in place and doesn’t fly away
- Works with 1 rubber band (2 bands also OK for more power)
- Unique internal rack & pinion mechanism

### Required Hardware
- M3×14mm screws × 2
- M3 washers × 3 (recommended)
- Rubber bands ,1 or 2 (#16~#18 size recommended)

### Assembly & How to Use
See attached images for details.

Movie
https://x.com/rsna6ce1/status/2059611378810540319