din 94
*all measurements in millimeters (mm)*
| d | c max | c min | b approx. | a max. |
| 1 | 1.5 | 1.6 | 3 | 1.6 |
| 1.6 | 2.8 | 2.4 | 3.2 | 2.5 |
| 2 | 3.6 | 3.2 | 4 | 2.5 |
| 2.5 | 4.6 | 4 | 5 | 2.5 |
| 3.2 | 5.8 | 5.1 | 6.4 | 3.2 |
| 4 | 7.4 | 6.5 | 8 | 4 |
| 5 | 9.2 | 8 | 10 | 4 |
| 6.3 | 11.8 | 10.3 | 12.6 | 4 |
| 8 | 15 | 13.1 | 16 | 4 |
| 10 | 19 | 16.6 | 20 | 6.3 |
| 12 | 24.8 | 21.7 | 26 | 6.3 |
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