Inches to Millimeters Conversion

inches to millimeters table

inch 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 500 1000
millimeter 25.4 50.8 76.2 101.6 127 152.4 177.8 203.2 228.6 254 279.4 304.8 330.2 355.6 381 406.4 431.8 457.2 482.6 508 533.4 558.8 584.2 609.6 635 660.4 685.8 711.2 736.6 762 787.4 812.8 838.2 863.6 889 914.4 939.8 965.2 990.6 1016 1041.4 1066.8 1092.2 1117.6 1143 1168.4 1193.8 1219.2 1244.6 1270 1295.4 1320.8 1346.2 1371.6 1397 1422.4 1447.8 1473.2 1498.6 1524 1549.4 1574.8 1600.2 1625.6 1651 1676.4 1701.8 1727.2 1752.6 1778 1803.4 1828.8 1854.2 1879.6 1905 1930.4 1955.8 1981.2 2006.6 2032 2057.4 2082.8 2108.2 2133.6 2159 2184.4 2209.8 2235.2 2260.6 2286 2311.4 2336.8 2362.2 2387.6 2413 2438.4 2463.8 2489.2 2514.6 2540 12700 25400
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Enter Millimeter

To convert inches to millimeters (in to mm), you may use the inches to mm converter above. Alternatively, to find out how many millimeters there are in "x" inches, you may use the inches to mm table.

Below, you will find information of how to find out how many mm there are in "x" inches, including the formulas and example conversions.

How many millimeters (mm) in an inch?

There are 25.4 millimeters in an inch. To convert inches to millimeters, multiply the inch value by 25.4.

For example, to find out how many millimeters there are in a half inch, multiply 0.5 by 25.4, that makes 12.7 mm in a half inch.

inches to mm formula

mm = inch * 25.4

How to convert millimeters to inches?

1 Millimeter (mm) is equal to 0.0393700787 inch (in). To convert millimeters to inches, multiply the millimeter value by 0.0393700787 or divide by 25.4.

For example, to convert 50 mm to inches, divide 50 by 25.4, that makes 1.9685 inch in 50 mm.

mm to inches formula

inch = mm * 0.0393700787

inch = mm / 25.4

What is an Inch?

Inch is an imperial and United States Customary systems unit of length. 1 inch = 25.4 mm. The symbol is "in".

What is a Millimeter?

Millimeter (millimetre) is a metric system unit of length. 1 mm = 0.0393700787 inch. The symbol is "mm".

Please visit all length units conversion to convert all length units.

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.