Thou (Mils) to Centimeters (th → cm)
Formula
1 th = 0.00254 cmConversion Table
| th | cm |
|---|---|
| 0 | 0 |
| 1.0000 | 0.0025400 |
| 2.0000 | 0.0050800 |
| 3.0000 | 0.0076200 |
| 4.0000 | 0.010160 |
| 5.0000 | 0.012700 |
| 6.0000 | 0.015240 |
| 7.0000 | 0.017780 |
| 8.0000 | 0.020320 |
| 9.0000 | 0.022860 |
| 10.000 | 0.025400 |
| 11.000 | 0.027940 |
| 12.000 | 0.030480 |
| 13.000 | 0.033020 |
| 14.000 | 0.035560 |
| 15.000 | 0.038100 |
| 16.000 | 0.040640 |
| 17.000 | 0.043180 |
| 18.000 | 0.045720 |
| 19.000 | 0.048260 |
| th | cm |
|---|---|
| 20.000 | 0.050800 |
| 21.000 | 0.053340 |
| 22.000 | 0.055880 |
| 23.000 | 0.058420 |
| 24.000 | 0.060960 |
| 25.000 | 0.063500 |
| 26.000 | 0.066040 |
| 27.000 | 0.068580 |
| 28.000 | 0.071120 |
| 29.000 | 0.073660 |
| 30.000 | 0.076200 |
| 31.000 | 0.078740 |
| 32.000 | 0.081280 |
| 33.000 | 0.083820 |
| 34.000 | 0.086360 |
| 35.000 | 0.088900 |
| 36.000 | 0.091440 |
| 37.000 | 0.093980 |
| 38.000 | 0.096520 |
| 39.000 | 0.099060 |
| th | cm |
|---|---|
| 40.000 | 0.10160 |
| 41.000 | 0.10414 |
| 42.000 | 0.10668 |
| 43.000 | 0.10922 |
| 44.000 | 0.11176 |
| 45.000 | 0.11430 |
| 46.000 | 0.11684 |
| 47.000 | 0.11938 |
| 48.000 | 0.12192 |
| 49.000 | 0.12446 |
| 50.000 | 0.12700 |
| 51.000 | 0.12954 |
| 52.000 | 0.13208 |
| 53.000 | 0.13462 |
| 54.000 | 0.13716 |
| 55.000 | 0.13970 |
| 56.000 | 0.14224 |
| 57.000 | 0.14478 |
| 58.000 | 0.14732 |
| 59.000 | 0.14986 |
| th | cm |
|---|---|
| 60.000 | 0.15240 |
| 61.000 | 0.15494 |
| 62.000 | 0.15748 |
| 63.000 | 0.16002 |
| 64.000 | 0.16256 |
| 65.000 | 0.16510 |
| 66.000 | 0.16764 |
| 67.000 | 0.17018 |
| 68.000 | 0.17272 |
| 69.000 | 0.17526 |
| 70.000 | 0.17780 |
| 71.000 | 0.18034 |
| 72.000 | 0.18288 |
| 73.000 | 0.18542 |
| 74.000 | 0.18796 |
| 75.000 | 0.19050 |
| 76.000 | 0.19304 |
| 77.000 | 0.19558 |
| 78.000 | 0.19812 |
| 79.000 | 0.20066 |
Thou (Mils) to Centimeters Conversion
Converting Thou (Mils) (th) to Centimeters (cm) is a common length conversion. 1 th equals 0.00254 cm. For example, 100 th is equal to 0.254 cm.
Quick Mental Math: Thou (Mils) to Centimeters
Reference a linear anchor between thou and centimeters; use one memorable value.
Why is converting Thou (Mils) to Centimeters tricky?
Magnitude or direction confusion between thou and centimeters is the primary error source.
Quick Reference Values
1 th = 0.00254 cm. 5 th = 0.0127 cm. 10 th = 0.0254 cm. 25 th = 0.0635 cm. 50 th = 0.127 cm. 100 th = 0.254 cm.
What is Thou (Mils)?
Thou (Mils) (th) is a unit of length. A thou is a unit of length equal to one thousandth of an inch (0.001 in). It corresponds to exactly 25.4 micrometers (µm) in SI units. The thou is widely used in engineering and manufacturing for precise measurements of thickness and diameter [nist-si-guide]. The thou emerged in the 19th century in British engineering as a convenient subdivision of the inch. Its use was formalized to provide accuracy in machining and toolmaking, reflecting industrial measurement needs [nist-si-guide]. The thou remains common in the United States, Canada, and the UK for mechanical engineering and machining tolerances. It is frequently used in the automotive and aerospace industries for component specifications [nist-si-guide].
What is Centimeters?
Centimeters (cm) is a unit of length. A centimeter is a unit of length in the metric system equal to one-hundredth of a meter. It is used to measure small distances and dimensions precisely. The centimeter is defined as exactly 0.01 meters according to the International System of Units [bipm-si-brochure]. The centimeter was established during the creation of the metric system in France in 1795. It was adopted internationally as part of the SI base units to standardize length measurements for science, engineering, and daily use [bipm-si-brochure]. Centimeters are widely used globally for measuring body dimensions, furniture, and small objects. It is standard in education, manufacturing, and healthcare, especially in countries that use the metric system [nist-si-guide].
Common Misspellings
People often search for this conversion using these alternate spellings: thow, thouh, thous, centimiters, centemeters, centemiter, centimeter. All of these refer to the Thou (Mils) to Centimeters conversion.