| Matière = Acier C45 (Résistance à la rupture 50 kg/mm²) | ||||||||||||
| a – Tolérance | 2 – h9 | 3 – h9 | 4 – h9 | 5 – h9 | 6 – h9 | 8 – h9 | 10 – h9 | 12 – h9 | 14 – h9 | 16 – h9 | 18 – h9 | 20 – h9 |
| b – Tolérance | 2 – h9 | 3 – h9 | 4 – h9 | 5 – h9 | 6 – h9 | 7 – h11 | 8 – h11 | 8 – h11 | 9 – h11 | 10 – h11 | 11 – h11 | 12 – h11 |
