Diameter Conversion Table
| DIAMETER CONVERSION TABLE |
| Gauge Size |
Decimal |
Fraction |
Metric |
| 1/2 |
0.315 |
5/16" |
8.00 |
| 1 |
0.300 |
|
7.62 |
| |
0.295 |
|
7.50 |
| |
0.281 |
9/32" |
7.14 |
| 2 |
0.276 |
|
7.01 |
| |
|
|
7.00 |
| 3 |
0.252 |
1/4" |
6.40 |
| |
0.236 |
|
6.00 |
| 4 |
0.232 |
|
5.89 |
| |
0.219 |
7/32" |
5.56 |
| 5 |
0.212 |
|
5.39 |
| |
0.197 |
|
5.00 |
| 6 |
0.192 |
|
4.88 |
| |
0.188 |
3/16" |
4.76 |
| 7 |
0.176 |
|
4.47 |
| 8 |
0.160 |
|
4.06 |
| |
0.158 |
|
4.00 |
| |
0.156 |
5/32" |
3.97 |
| 9 |
0.144 |
|
3.66 |
| 10 |
0.128 |
|
3.25 |
| |
0.125 |
1/8" |
3.18 |
| |
0.118 |
|
3.00 |
| 11 |
0.116 |
|
2.95 |
| 12 |
0.104 |
|
2.64 |
| |
0.094 |
3/32" |
2.38 |
| 13 |
0.092 |
|
2.34 |
| 14 |
0.080 |
|
2.03 |
| |
0.079 |
|
2.00 |
| 15 |
0.072 |
|
1.83 |
| 16 |
0.064 |
|
1.63 |
| |
0.063 |
1/16" |
1.59 |
| 17 |
0.056 |
|
1.42 |
| 18 |
0.048 |
|
1.22 |
| 19 |
0.040 |
|
1.02 |
| |
0.039 |
|
1.00 |
| 20 |
0.036 |
|
0.91 |
| |
0.035 |
|
0.90 |
| 21 |
0.032 |
|
0.81 |
| |
0.031 |
1/32" |
0.80 |
All sizes, weights and conversions shown are
approximate and together with cutting capacities are intended for
general guidance to enable selection as the performance of an individual
tool depends upon factors including material, methods of cutting, and
operator skills.
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