Mils to cm Converter

How to convert mils to centimeters

Formulacm = mil × 0.00254

Multiply the value in mils by 0.00254. To go the other way, multiply by 393.7007874 (or divide by 0.00254).

A mil is smaller than a centimeter: it takes 393.7007874 mils to make one centimeter.

Worked examples

1 mil (thou)1 mil × 0.00254 = 0.00254 cm
5 mils5 mil × 0.00254 = 0.0127 cm
10 mils10 mil × 0.00254 = 0.0254 cm
20 mils20 mil × 0.00254 = 0.0508 cm
100 mils100 mil × 0.00254 = 0.254 cm

Mils to centimeters conversion table

Values are calculated by the conversion engine and rounded to 8 significant figures.

Mils to centimeters: 0.1–10 mil
Mils (mil)	Centimeters (cm)
0.1 mil	0.000254 cm
0.25 mil	0.000635 cm
0.5 mil	0.00127 cm
1 mil	0.00254 cm
2 mil	0.00508 cm
3 mil	0.00762 cm
4 mil	0.01016 cm
5 mil	0.0127 cm
6 mil	0.01524 cm
7 mil	0.01778 cm
8 mil	0.02032 cm
9 mil	0.02286 cm
10 mil	0.0254 cm

Mils to centimeters: 12–1,000 mil
Mils (mil)	Centimeters (cm)
12 mil	0.03048 cm
15 mil	0.0381 cm
20 mil	0.0508 cm
25 mil	0.0635 cm
30 mil	0.0762 cm
40 mil	0.1016 cm
50 mil	0.127 cm
75 mil	0.1905 cm
100 mil	0.254 cm
250 mil	0.635 cm
500 mil	1.27 cm
1,000 mil	2.54 cm

About the units

Mil (mil)

One thousandth of an inch (0.0254 mm). Used for plastic-film and coating thickness and machining tolerances. One mil equals 0.0000254 meters (m).

Centimeter (cm)

One hundredth of a metre. Centimetres are the everyday metric unit for body height, clothing sizes and small objects; a standard paper clip is about 3 cm long. One centimeter equals 0.01 meters (m).

Frequently asked questions

How many centimeters are in one mil?

There are 0.00254 centimeters in one mil, and this value is exact by definition.

How do I convert mils to centimeters?

Multiply the number of mils by 0.00254. For example, 10 mil × 0.00254 = 0.0254 cm.

How many mils are in one centimeter?

One centimeter equals 393.7007874 mils. That is the reverse factor, 1 ÷ 0.00254.

What is 10 mils in centimeters?

10 mil = 0.0254 cm.

Is this mil to cm converter accurate?

Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.