MMScalerConvert→

Inches → Millimeters

Inches to MM

Multiply inches by 25.4 to get millimeters. Use the converter or pick a preset below.

Inches (in)

in

Millimeters (mm)

63.5

mm

1 in = 25.4 mm · tolerance ±0.0001

All preset values

0.005″0.127 mm 0.007″0.178 mm 0.008″0.203 mm 0.012″0.305 mm 0.015″0.381 mm 0.016″0.406 mm 0.018″0.457 mm 0.02″0.508 mm 0.025″0.635 mm 0.031″0.787 mm 0.032″0.813 mm 0.039″0.991 mm 0.04″1.016 mm 0.045″1.143 mm 0.047″1.194 mm 0.05″1.27 mm 0.055″1.397 mm 0.06″1.524 mm 0.063″1.6 mm 0.065″1.651 mm 0.0625″1.588 mm 0.07″1.778 mm 0.08″2.032 mm 0.087″2.21 mm 0.093″2.362 mm 0.094″2.388 mm 0.1″2.54 mm 0.11″2.794 mm 0.12″3.048 mm 0.125″3.175 mm 0.13″3.302 mm 0.14″3.556 mm 0.15″3.81 mm 0.157″3.988 mm 0.16″4.064 mm 0.1875″4.762 mm 0.19″4.826 mm 0.2″5.08 mm 0.22″5.588 mm 0.23″5.842 mm 0.24″6.096 mm 0.25″6.35 mm 0.27″6.858 mm 0.3″7.62 mm 0.31″7.874 mm 0.3125″7.938 mm 0.315″8.001 mm 0.35″8.89 mm 0.375″9.525 mm 0.39″9.906 mm 0.4″10.16 mm 0.43″10.922 mm 0.45″11.43 mm 0.47″11.938 mm 0.5″12.7 mm 0.51″12.954 mm 0.55″13.97 mm 0.56″14.224 mm 0.59″14.986 mm 0.6″15.24 mm 0.625″15.875 mm 0.63″16.002 mm 0.65″16.51 mm 0.67″17.018 mm 0.7″17.78 mm 0.71″18.034 mm 0.75″19.05 mm 0.78″19.812 mm 0.79″20.066 mm 0.8″20.32 mm 0.86″21.844 mm 0.87″22.098 mm 0.9″22.86 mm 0.94″23.876 mm 0.98″24.892 mm 1″25.4 mm 1.1″27.94 mm 1.125″28.575 mm 1.18″29.972 mm 1.2″30.48 mm 1.25″31.75 mm 1.26″32.004 mm 1.27″32.258 mm 1.3″33.02 mm 1.34″34.036 mm 1.35″34.29 mm 1.37″34.798 mm 1.375″34.925 mm 1.38″35.052 mm 1.4″35.56 mm 1.45″36.83 mm 1.5″38.1 mm 1.57″39.878 mm 1.6″40.64 mm 1.625″41.275 mm 1.65″41.91 mm 1.69″42.926 mm 1.7″43.18 mm 1.75″44.45 mm 1.77″44.958 mm 1.8″45.72 mm 1.85″46.99 mm 1.875″47.625 mm 1.9″48.26 mm 1.97″50.038 mm 2″50.8 mm 2.1″53.34 mm 2.125″53.975 mm 2.2″55.88 mm 2.25″57.15 mm 2.3″58.42 mm 2.35″59.69 mm 2.36″59.944 mm 2.375″60.325 mm 2.4″60.96 mm 2.5″63.5 mm 2.54″64.516 mm 2.6″66.04 mm 2.625″66.675 mm 2.7″68.58 mm 2.75″69.85 mm 2.8″71.12 mm 2.875″73.025 mm 3″76.2 mm 3.125″79.375 mm 3.15″80.01 mm 3.25″82.55 mm 3.375″85.725 mm 3.5″88.9 mm 3.75″95.25 mm 4″101.6 mm 4.125″104.775 mm 4.25″107.95 mm 4.5″114.3 mm 4.72″119.888 mm 4.75″120.65 mm 5″127 mm 5.125″130.175 mm 5.25″133.35 mm 5.5″139.7 mm 5.75″146.05 mm 6″152.4 mm 6.25″158.75 mm 6.3″160.02 mm 6.5″165.1 mm 6.75″171.45 mm 7″177.8 mm 7.25″184.15 mm 7.5″190.5 mm 7.75″196.85 mm 8″203.2 mm 8.25″209.55 mm 8.5″215.9 mm 8.75″222.25 mm 9″228.6 mm 9.25″234.95 mm 9.5″241.3 mm 9.75″247.65 mm 10″254 mm 10.25″260.35 mm 10.5″266.7 mm 11″279.4 mm 11.25″285.75 mm 11.5″292.1 mm 11.75″298.45 mm 12″304.8 mm 12.25″311.15 mm 12.5″317.5 mm 12.75″323.85 mm 13″330.2 mm 13.5″342.9 mm 13.75″349.25 mm 14″355.6 mm 14.5″368.3 mm 15″381 mm 15.5″393.7 mm 15.75″400.05 mm 16″406.4 mm 16.5″419.1 mm 17″431.8 mm 18″457.2 mm 19″482.6 mm 20″508 mm 21″533.4 mm 22″558.8 mm 23″584.2 mm 24″609.6 mm 24.5″622.3 mm 25″635 mm 26″660.4 mm 27″685.8 mm 28″711.2 mm 29″736.6 mm 30″762 mm 31″787.4 mm 32″812.8 mm 33″838.2 mm 34″863.6 mm 35″889 mm 36″914.4 mm 40″1016 mm 48″1219.2 mm 60″1524 mm