Wire Size Conversion Chart
Conversions for common wire sizes.
Wire Gauge | Inches | Millimetres |
14 | 0.064 | 1.63 |
15 | 0.057 | 1.45 |
16 | 0.051 | 1.29 |
17 | 0.045 | 1.15 |
18 | 0.040 | 1.02 |
19 | 0.036 | 0.91 |
20 | 0.032 | 0.81 |
21 | 0.029 | 0.72 |
22 | 0.025 | 0.64 |
23 | 0.023 | 0.57 |
24 | 0.020 | 0.51 |
25 | 0.018 | 0.45 |
26 | 0.016 | 0.40 |
27 | 0.014 | 0.36 |
28 | 0.013 | 0.32 |
29 | 0.011 | 0.29 |
30 | 0.010 | 0.25 |
31 | 0.009 | 0.23 |
32 | 0.008 | 0.20 |
Millimetres | Inches |
0.2 | 0.008 |
0.3 | 0.012 |
0.4 | 0.016 |
0.5 | 0.020 |
0.8 | 0.032 |
1.0 | 0.039 |
1.2 | 0.047 |
1.5 | 0.059 |
1.6 | 0.032 |
1.8 | 0.071 |
2.0 | 0.079 |
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