| Gauge | Decimal (in) | Metric (mm) |
|---|---|---|
| 3/0 (.362) | 0.362 | 9.19 |
| 2/0 (.331) | 0.331 | 8.41 |
| 1/0 (.307) | 0.307 | 7.80 |
| 1 (.283) | 0.283 | 7.19 |
| 2 (.263) | 0.263 | 6.68 |
| 3 (.244) | 0.244 | 6.20 |
| 4 (.225) | 0.225 | 5.72 |
| 5 (.207) | 0.207 | 5.26 |
| 6 (.192) | 0.192 | 4.88 |
| 7 (.177) | 0.177 | 4.50 |
| 8 (.162) | 0.162 | 4.11 |
| 9 (.148) | 0.148 | 3.76 |
| 10 (.135) | 0.135 | 3.43 |
| 11 (.120) | 0.120 | 3.05 |
| 12 (.106) | 0.106 | 2.69 |
| 13 (.091) | 0.091 | 2.31 |
| 14 (.080) | 0.080 | 2.03 |
| 15 (.072) | 0.072 | 1.83 |
| 16 (.063) | 0.063 | 1.60 |
| 17 (.054) | 0.054 | 1.37 |
| 18 (.047) | 0.047 | 1.19 |
| 19 (.041) | 0.041 | 1.04 |
| 20 (.035) | 0.035 | 0.89 |