Features
| Type | Permanent |
| Shape (Rectangular, Round, Square, etc) | Square |
| Magnet Pole Type (Fine Pole, Fine Pole & Standard Pole, etc) | Transverse |
| Width/Diameter (Inch) | 12-19/32" |
| Width/Diameter (Decimal Inch) | 12.6000" |
| Width/Diameter (mm) | 320.04mm |
| Length (Inch) | 12-19/32" |
| Length (Decimal Inch) | 12.6000" |
| Length (mm) | 320.04mm |