| Diameter and Length |
| Inches |
Millimeters |
| 1/4 |
6.4 |
| 5/16 |
7.94 |
| 3/8 |
9.5 |
| 7/16 |
11.11 |
| 1/2 |
12.7 |
| 9/16 |
14.29 |
| 5/8 |
15.9 |
| 3/4 |
19.0 |
| 7/8 |
22.2 |
| 1 |
25.4 |
|
| Ball Diameter |
| Inches |
Millimeters |
| 1/8 |
3.176 |
| 5/32 |
3.970 |
| 3/16 |
4.764 |
| 7/32 |
5.558 |
| 1/4 |
6.352 |
| 5/16 |
7.940 |
| 3/8 |
9.527 |
|
| Gauge |
| Gauge |
Millimeters |
| 00 |
9.266 |
| 0 |
8.26 |
| 2 |
6.54 |
| 4 |
5.19 |
| 6 |
4.12 |
| 8 |
3.26 |
| 10 |
2.59 |
| 12 |
2.05 |
| 14 |
1.63 |
| 16 |
1.29 |
| 18 |
1.02 |
| 20 |
.812 |
|
