| Fraction | Decimal | mm | Fraction | Decimal | mm | |
|---|---|---|---|---|---|---|
| 1/64 | 0.0156 | 0.3969 | 33/64 | 0.5156 | 13.0969 | |
| 1/32 | 0.0313 | 0.7938 | 17/32 | 0.5313 | 13.4938 | |
| 3/64 | 0.0469 | 1.1906 | 35/64 | 0.5469 | 13.8906 | |
| 1/16 | 0.0625 | 1.5875 | 9/16 | 0.5625 | 14.2875 | |
| 5/64 | 0.0781 | 1.9844 | 37/64 | 0.5781 | 14.6844 | |
| 3/32 | 0.0938 | 2.3813 | 19/32 | 0.5938 | 15.0813 | |
| 7/64 | 0.1094 | 2.7781 | 39/64 | 0.6094 | 15.4781 | |
| 1/8 | 0.1250 | 3.1750 | 5/8 | 0.6250 | 15.8750 | |
| 9/64 | 0.1406 | 3.5719 | 41/64 | 0.6406 | 16.2719 | |
| 5/32 | 0.1563 | 3.9688 | 21/32 | 0.6563 | 16.6688 | |
| 11/64 | 0.1719 | 4.3656 | 43/64 | 0.6719 | 17.0656 | |
| 3/16 | 0.1875 | 4.7625 | 11/16 | 0.6875 | 17.4625 | |
| 13/64 | 0.2031 | 5.1594 | 45/64 | 0.7031 | 17.8594 | |
| 7/32 | 0.2188 | 5.5563 | 23/32 | 0.7188 | 18.2563 | |
| 15/64 | 0.2344 | 5.9531 | 47/64 | 0.7344 | 18.6531 | |
| 1/4 | 0.2500 | 6.3500 | 3/4 | 0.7500 | 19.0500 | |
| 17/64 | 0.2656 | 6.7469 | 49/64 | 0.7656 | 19.4469 | |
| 9/32 | 0.2813 | 7.1438 | 25/32 | 0.7813 | 19.8438 | |
| 19/64 | 0.2969 | 7.5406 | 51/64 | 0.7969 | 20.2406 | |
| 5/16 | 0.3125 | 7.9375 | 13/16 | 0.8125 | 20.6375 | |
| 21/64 | 0.3281 | 8.3344 | 53/64 | 0.8281 | 21.0344 | |
| 11/32 | 0.3438 | 8.7313 | 27/32 | 0.8438 | 21.4313 | |
| 23/64 | 0.3594 | 9.1281 | 55/64 | 0.8594 | 21.8281 | |
| 3/8 | 0.3750 | 9.5250 | 7/8 | 0.8750 | 22.2250 | |
| 25/64 | 0.3906 | 9.9219 | 57/64 | 0.8906 | 22.6219 | |
| 13/32 | 0.4063 | 10.3188 | 29/32 | 0.9063 | 23.0188 | |
| 27/64 | 0.4219 | 10.7156 | 59/64 | 0.9219 | 23.4156 | |
| 7/16 | 0.4375 | 11.1125 | 15/16 | 0.9375 | 23.8125 | |
| 29/64 | 0.4531 | 11.5094 | 61/64 | 0.9531 | 24.2094 | |
| 15/32 | 0.4688 | 11.9063 | 31/32 | 0.9688 | 24.6063 | |
| 31/64 | 0.4844 | 12.3031 | 63/64 | 0.9844 | 25.0031 | |
| 1/2 | 0.5000 | 12.7000 | 1 | 1.0000 | 25.4000 |
