Dimensions of Dowel Pin with Internal Threads
| d1 m6 | a2 | c1 | c2 | d2 | t1 | t2 min |
|---|---|---|---|---|---|---|
| 4 | 0.5 | 0.4 | 1.3 | M 3 | 6 | 7 |
| 5 | 0.6 | 0.5 | 1.7 | M 3 | 6 | 7 |
| 6 | 0.8 | 0.6 | 2.1 | M 4 | 6 | 10 |
| 8 | 1 | 0.8 | 2.6 | M 5 | 8 | 12 |
| 10 | 1.2 | 1 | 3 | M 6 | 10 | 16 |
| 12 | 1.6 | 1.2 | 3.8 | M 6 | 10 | 16 |
| 14 | 1.8 | 1.4 | 4 | M 8 | 12 | 20 |
| 16 | 2 | 1.6 | 4.7 | M 8 | 12 | 20 |
| 20 | 2.5 | 2 | 6 | M 10 | 16 | 25 |
| 25 | 3 | 2.5 | 6 | M 16 | 24 | 34 |
| 30 | 4 | 3 | 7 | M 20 | 30 | 42 |
| 40 | 5 | 4 | 8 | M 20 | 30 | 42 |