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Gauge Sizes
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The gauge is the thickness of the wire. The smaller
the number, the thicker the wire.
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| |
| Gauge |
Decimal
Inches |
Fractional
Inches |
Millimeters |
| 20 |
0.032 |
Approximately |
1/32 |
0.812 |
| 18 |
0.04 |
Larger than |
1/32 |
1.024 |
| 16 |
0.051 |
Smaller than |
1/16 |
1.291 |
| 14 |
0.064 |
Approximately |
1/16 |
1.628 |
| 12 |
0.081 |
Larger than |
1/16 |
2.053 |
| 10 |
0.102 |
Smaller than |
1/8 |
2.588 |
| 8 |
0.128 |
Approximately |
1/8 |
3.264 |
| 6 |
0.162 |
Larger than |
1/8 |
4.115 |
| 4 |
0.204 |
Smaller than |
1/4 |
5.189 |
| 2 |
0.258 |
Approximately |
1/4 |
6.544 |
| 0 |
0.325 |
Approximately |
5/16 |
8.251 |
| 00 |
0.365 |
Approximately |
3/8 |
9.266 |