thou | 1 th | 2 th | 3 th | 4 th | 5 th | 6 th | 7 th | 8 th | 9 th | 10 th | 11 th | 12 th | 13 th | 14 th | 15 th | 16 th | 17 th | 18 th | 19 th | 20 th | 21 th | 22 th | 23 th | 24 th | 25 th | 26 th | 27 th | 28 th | 29 th | 30 th | 31 th | 32 th | 33 th | 34 th | 35 th | 36 th | 37 th | 38 th | 39 th | 40 th | 41 th | 42 th | 43 th | 44 th | 45 th | 46 th | 47 th | 48 th | 49 th | 50 th | 51 th | 52 th | 53 th | 54 th | 55 th | 56 th | 57 th | 58 th | 59 th | 60 th | 61 th | 62 th | 63 th | 64 th | 65 th | 66 th | 67 th | 68 th | 69 th | 70 th | 71 th | 72 th | 73 th | 74 th | 75 th | 76 th | 77 th | 78 th | 79 th | 80 th | 81 th | 82 th | 83 th | 84 th | 85 th | 86 th | 87 th | 88 th | 89 th | 90 th | 91 th | 92 th | 93 th | 94 th | 95 th | 96 th | 97 th | 98 th | 99 th | 100 th |
finger | 0.0011429 finger (US) | 0.0022857 finger (US) | 0.0034286 finger (US) | 0.0045714 finger (US) | 0.0057143 finger (US) | 0.0068571 finger (US) | 0.008 finger (US) | 0.0091429 finger (US) | 0.0102857 finger (US) | 0.0114286 finger (US) | 0.0125714 finger (US) | 0.0137143 finger (US) | 0.0148571 finger (US) | 0.016 finger (US) | 0.0171429 finger (US) | 0.0182857 finger (US) | 0.0194286 finger (US) | 0.0205714 finger (US) | 0.0217143 finger (US) | 0.0228571 finger (US) | 0.024 finger (US) | 0.0251429 finger (US) | 0.0262857 finger (US) | 0.0274286 finger (US) | 0.0285714 finger (US) | 0.0297143 finger (US) | 0.0308571 finger (US) | 0.032 finger (US) | 0.0331429 finger (US) | 0.0342857 finger (US) | 0.0354286 finger (US) | 0.0365714 finger (US) | 0.0377143 finger (US) | 0.0388571 finger (US) | 0.04 finger (US) | 0.0411429 finger (US) | 0.0422857 finger (US) | 0.0434286 finger (US) | 0.0445714 finger (US) | 0.0457143 finger (US) | 0.0468571 finger (US) | 0.048 finger (US) | 0.0491429 finger (US) | 0.0502857 finger (US) | 0.0514286 finger (US) | 0.0525714 finger (US) | 0.0537143 finger (US) | 0.0548571 finger (US) | 0.056 finger (US) | 0.0571429 finger (US) | 0.0582857 finger (US) | 0.0594286 finger (US) | 0.0605714 finger (US) | 0.0617143 finger (US) | 0.0628571 finger (US) | 0.064 finger (US) | 0.0651429 finger (US) | 0.0662857 finger (US) | 0.0674286 finger (US) | 0.0685714 finger (US) | 0.0697143 finger (US) | 0.0708571 finger (US) | 0.072 finger (US) | 0.0731429 finger (US) | 0.0742857 finger (US) | 0.0754286 finger (US) | 0.0765714 finger (US) | 0.0777143 finger (US) | 0.0788571 finger (US) | 0.08 finger (US) | 0.0811429 finger (US) | 0.0822857 finger (US) | 0.0834286 finger (US) | 0.0845714 finger (US) | 0.0857143 finger (US) | 0.0868571 finger (US) | 0.088 finger (US) | 0.0891429 finger (US) | 0.0902857 finger (US) | 0.0914286 finger (US) | 0.0925714 finger (US) | 0.0937143 finger (US) | 0.0948571 finger (US) | 0.096 finger (US) | 0.0971429 finger (US) | 0.0982857 finger (US) | 0.0994286 finger (US) | 0.1005714 finger (US) | 0.1017143 finger (US) | 0.1028571 finger (US) | 0.104 finger (US) | 0.1051429 finger (US) | 0.1062857 finger (US) | 0.1074286 finger (US) | 0.1085714 finger (US) | 0.1097143 finger (US) | 0.1108571 finger (US) | 0.112 finger (US) | 0.1131429 finger (US) | 0.1142857 finger (US) |
A thousandth of an inch is a derived unit of length in an inch-based system of units. Equal to 0.001 inches, it is normally referred to as a thou /ˈθaʊ/, a thousandth, or (particularly in the United States) a mil.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
thou | th | ≡ 1×10−3 in | ≡ 2.54×10−5 m | Imperial/US |
thous | finger | thous | finger |
---|---|---|---|
1 | = 0.0011428571428571 | 4 | = 0.0045714285714286 |
1.5 | = 0.0017142857142857 | 4.5 | = 0.0051428571428571 |
2 | = 0.0022857142857143 | 5 | = 0.0057142857142857 |
2.5 | = 0.0028571428571429 | 5.5 | = 0.0062857142857143 |
3 | = 0.0034285714285714 | 6 | = 0.0068571428571429 |
A finger (sometimes fingerbreadth or finger's breadth) is any of several units of measurement that are approximately the width of an adult human finger, including:
The digit, also known as digitus or digitus transversus (Latin), dactyl (Greek) or dactylus, or finger's breadth — 3⁄4 of an inch or 1⁄16 of a foot.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
finger | finger (US) | ≡ 7⁄8 in | = 0.022225 m | Imperial/US |
finger | thous | finger | thous |
---|---|---|---|
1 | = 875 | 4 | = 3500 |
1.5 | = 1312.5 | 4.5 | = 3937.5 |
2 | = 1750 | 5 | = 4375 |
2.5 | = 2187.5 | 5.5 | = 4812.5 |
3 | = 2625 | 6 | = 5250 |
thous | finger |
---|---|
1 | = 0.0011429 |
875 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |