Omregningstabell tommer/mm
| Tommer | mm |
| 1/8 | 3,175 |
| 5/32 | 3,969 |
| 3/16 | 4,762 |
| 7/32 | 5,556 |
| 1/4 | 6,350 |
| 9/32 | 7,144 |
| 5/16 | 7,937 |
| 11/32 | 8,731 |
| 3/8 | 9,525 |
| 13/32 | 10,319 |
| 7/16 | 11,112 |
| 15/32 | 11,906 |
| 1/2 | 12,700 |
| 17/32 | 13,494 |
| 9/16 | 14,287 |
| 19/32 | 15,081 |
| 5/8 | 15,875 |
| 21/32 | 16,668 |
| 11/16 | 17,462 |
| 23/32 | 18,256 |
| 3/4 | 19,050 |
| 25/32 | 19,844 |
| 13/16 | 20,637 |
| 27/32 | 24,431 |
| 7/8 | 22,225 |
| 29/32 | 23,018 |
| 15/16 | 23,812 |
| 31/32 | 24,606 |
| 1 | 25,40 |
| 1 1/8 | 28,7 |
| 1 1/4 | 31,75 |
| 1 5/16 | 33,30 |
| 1 3/8 | 34,92 |
| 1 1/2 | 38,10 |
| 1 5/8 | 41,27 |
| 1 3/4 | 44,45 |
| 1 7/8 | 47,62 |
| 2 | 50,80 |
| 2 1/8 | 53,97 |
| 2 1/4 | 57,15 |
| 2 5/16 | 58,73 |
| 2 3/8 | 60,32 |
| 2 1/2 | 63,50 |
| 2 5/8 | 66,67 |
| 2 3/4 | 69,85 |
| 2 7/8 | 73,02 |
| 3 | 76,20 |
| 3 1/4 | 82,55 |
| 3 3/8 | 85,725 |
| 3 1/2 | 88,90 |
| 3 5/8 | 92,07 |
| 3 3/4 | 92,25 |
| 4 | 101,60 |
| 4 1/4 | 107,95 |
| 4 1/2 | 114-30 |
| 4 3/4 | 120,65 |
| 5 | 127,00 |
| 5 1/4 | 133,35 |
| 5 1/2 | 139,70 |
| 5 3/4 | 146,05 |
| 6 | 152,40 |
| 6 1/4 | 158,75 |
| 6 1/2 | 165,10 |
| 6 3/4 | 171,45 |
| 7 | 177,80 |
| 7 1/2 | 190,50 |
| 8 | 203,20 |
| 8 1/2 | 215,90 |
| 9 | 228,60 |
| 9 1/2 | 241 |