| Description | Qty | Cost, 2025 USD |
|---|---|---|
| 4mm x 20mm screw | 1 | $0.89 |
| 4mm Whiz Nut | 1 | $0.45 |
| brads (aka wire nails) | 2 | $0.01 |
| 130 Lb Magnet | 1 | $1.70 |
Total: ~ $4.00
In addition you will need access to a 3D printer, or use an on-demand printing service.
| Description | Qty | Cost, 2025 USD |
|---|---|---|
| 4mm x 20mm screw | 1 | $0.89 |
| 4mm Whiz Nut | 1 | $0.45 |
| brads (aka wire nails) | 2 | $0.01 |
| 130 Lb Magnet | 1 | $1.70 |
Total: ~ $4.00
In addition you will need access to a 3D printer, or use an on-demand printing service.