| inch | mm | inch | mm | inch | mm |
| 1/64″ | 0.3969 | 47/64″ | 18.6531 | 2-1/8″ | 53.9750 |
| 1/32″ | 0.7938 | 3/4″ | 19.0500 | 2-1/4″ | 57.1500 |
| 3/64″ | 1.1906 | 49/64″ | 19.4469 | 2-3/8″ | 60.3250 |
| 1/16″ | 1.5875 | 25/32″ | 19.8438 | 2-1/2″ | 63.5000 |
| 5/64″ | 1.9844 | 51/64″ | 20.2406 | 2-5/8″ | 66.6750 |
| 3/32″ | 2.3813 | 13/16″ | 20.6375 | 2-3/4″ | 69.8500 |
| 7/64″ | 2.7781 | 53/64″ | 21.0344 | 2-7/8″ | 73.0250 |
| 1/8″ | 3.1750 | 27/32″ | 21.4313 | 3″ | 76.2000 |
| 9/64″ | 3.5719 | 55/64″ | 21.8281 | 3-1/8″ | 79.3750 |
| 5/32″ | 3.9688 | 7/8″ | 22.2250 | 2-1/4″ | 82.5500 |
| 11/64″ | 4.3656 | 57/64″ | 22.6219 | 3-3/8″ | 85.7250 |
| 3/16″ | 4.7625 | 29/32″ | 23.0188 | 3-1/2″ | 88.9000 |
| 13/64″ | 5.1594 | 59/64″ | 23.4156 | 3-5/8″ | 92.0750 |
| 7/32″ | 5.5563 | 15/16″ | 23.8125 | 3-3/4″ | 95.2500 |
| 15/64″ | 5.9531 | 61/64″ | 24.2094 | 3-7/8″ | 98.4250 |
| 1/4″ | 6.3500 | 31/32″ | 24.6063 | 4″ | 101.6000 |
| 17/64″ | 6.7469 | 63/64″ | 25.0031 | 4-1/8″ | 104.7750 |
| 9/32″ | 7.1438 | 1″ | 25.4000 | 4-1/4″ | 107.9500 |
| 19/64″ | 7.5406 | 1-1/32″ | 26.1938 | 4-3/8″ | 111.1250 |
| 5/16″ | 7.9375 | 1-1/16″ | 26.9875 | 4-1/2″ | 114.3000 |
| 21/64″ | 8.3344 | 1-3/32″ | 27.7813 | 4-5/8″ | 117.4750 |
| 11/32″ | 8.7313 | 1-1/8″ | 28.5750 | 4-3/4″ | 120.6500 |
| 23/64″ | 9.1281 | 1-5/32″ | 29.3688 | 4-7/8″ | 123.8250 |
| 3/8″ | 9.5250 | 1-3/16″ | 30.1625 | 5″ | 127.0000 |
| 25/64″ | 9.9219 | 1-7/32″ | 30.9563 |
英制與公制換算對照表
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