METRIC CONVERSION CHART
| Metric to | Imperial | Imperial to | Metric |
| 1 millimetre (mm) = | 0.03937 inch | 1 inch = | 25.4 mm |
| 1 metre (m) = | 3.281 feet | 1 foot = | 25.4 mm |
| 1 kilogram (kg) = | 2.204622 lbs | 1 lb = | 0.453592 kg |
| 1 metric tonne (t) = | 2,204.6226 lbs | 1 ton (t) = | 1016 kg |
| Imperial Inches | Metric Micrometres* | Imperial Inches | Metric Micrometres* |
.010 | 247ums | .030 | 752ums |
.011 | 272ums | .031 | 777ums |
| .012 | 298 ums | .032 | 802ums |
.013 | 323ums | .033 | 827ums |
.014 | 348ums | .034 | 853ums |
| .015 | 373ums | .035 | 878ums |
| .016 | 398ums | .036 | 903ums |
.017 | 424ums | .037 | 928ums |
.018 | 449ums | .038 | 953ums |
| .019 | 475ums | .039 | 979ums |
| .020 | 500ums | .040 | 1004ums |
.021 | 524ums | .048 | 1200ums |
.022 | 550ums | .050 | 1300ums |
| .023 | 575ums | .065 | 1600ums |
.024 | 601ums | .075 | 1900ums |
| .025 | 626ums | .100 | 2400ums |
.026 | 650ums | .125 | 3000ums |
| .027 | 676ums | .150 | 3700ums |
.028 | 701ums | .200 | 5000ums |
| .029 | 728ums |