| Length | Diameter | |
| Inches | mm | BWG |
| 0.5" | 12.7 | 20/19/18 |
| 0.75" | 19 | 19/18/17 |
| 1" | 25.4 | 17/16/15/14 |
| 1.25" | 31.7 | 16/15/14 |
| 1.5" | 38 | 15/14/13 |
| 1.75" | 44.4 | 14/13 |
| 2" | 50.8 | 14/13/12/11/10 |
| 2.5" | 63.5 | 13/12/11/10 |
| 3" | 76.2 | 12/11/10/9/8 |
| 3.5" | 88.9 | 11/10/9/8 |
| 4" | 101.6 | 9/8 |
| 4.5" | 114.3 | 8/7 |
| 5" | 127 | 7/6 |
| 6" | 152.4 | 6/5 |
| 7" | 177.8 | 5/4 |