Fractions of inches given in millimeters and centimeters and millimeter sizes with their equivalent in inches.
1 inch = 25.4 millimeters
1 inch = 2.54 centimeters 1 ounce = 28.3 grams 50 grams = 1-3/4 ounces 1 pound = 454 grams 500 grams (1/2 kilogram) = 1.1 pound 1000 grams (1 kilogram) = 2.2 pounds |
Inches | Millimeters |
1/32 | 0.79 |
1/16 | 1.59 |
3/32 | 2.38 |
1/8 | 3.18 |
5/32 | 3.97 |
3/16 | 4.76 |
7/32 | 5.56 |
1/4 | 6.35 |
9/32 | 7.14 |
5/16 | 7.94 |
11/32 | 8.73 |
3/8 | 9.53 |
13/32 | 10.32 |
7/16 | 11.11 |
15/32 | 11.91 |
1/2 | 12.70 |
17/32 | 13.49 |
9/16 | 14.29 |
19/32 | 15.08 |
5/8 | 15.88 |
21/32 | 16.67 |
11/16 | 17.46 |
23/32 | 18.26 |
3/4 | 19.05 |
25/32 | 19.84 |
13/16 | 20.64 |
27/32 | 21.43 |
7/8 | 22.23 |
29/32 | 23.02 |
15/16 | 23.81 |
31/32 | 24.61 |
1 | 25.40 |
Size in mm | Closest Equivalent in Inches |
1mm | just over 1/32 of an inch |
2mm | just over 1/16 of an inch |
3mm | 1/8 |
4mm | 5/32 |
5mm | 3/16 |
6mm | 1/4 |
7mm | 9/32 |
8mm | 5/16 |
9mm | 11/32 |
10mm | 3/8 |
11mm | 7/16 |
12mm | 15/32 |
13mm | 1/2 |
14mm | 9/16 |
15mm | 19/32 |
16mm | 5/8 |
17mm | 11/16 |
18mm | 23/32 |
19mm | 3/4 |
20mm | 13/16 |
Inches | Centimeters |
1/8 | 0.3175 |
1/4 | 0.635 |
3/8 | 0.9525 |
1/2 | 1.27 |
5/8 | 1.5875 |
3/4 | 1.905 |
7/8 | 2.2225 |
1 | 2.54 |
1-1/8 | 2.8575 |
1-1/4 | 3.175 |
1-3/8 | 3.4925 |
1-1/2 | 3.81 |
1-5/8 | 4.1275 |
1-3/4 | 4.445 |
1-7/8 | 4.7625 |
2 | 5.08 |
2-1/8 | 5.3975 |
2-1/4 | 5.715 |
2-3/8 | 6.0325 |
2-1/2 | 6.35 |
2-5/8 | 6.6675 |
2-3/4 | 6.985 |
2-7/8 | 7.3025 |
3 | 7.62 |
3-1/8 | 7.9375 |
3-1/4 | 8-1/45 |
3-3/8 | 8.255 |
3-1/2 | 8.89 |
3-5/8 | 9.2075 |
3-3/4 | 9.525 |
3-7/8 | 9.8425 |
4 | 10.16 |
4-1/8 | 10.4775 |
4-1/4 | 10.795 |
4-3/8 | 11.1125 |
4-1/2 | 11.43 |
4-5/8 | 11.7475 |
4-3/4 | 12.065 |
4-7/8 | 12.3825 |
5 | 12.7 |
5-1/8 | 13.0175 |
5-1/4 | 13.335 |
5-3/8 | 13.6525 |
5-1/2 | 13.97 |
5-5/8 | 14.2875 |
5-3/4 | 14.605 |
5-7/8 | 14.9225 |
6 | 15.24 |
6-1/8 | 15.5575 |
6-1/4 | 15.875 |
6-3/8 | 16.1925 |
6-1/2 | 16.51 |
6-5/8 | 16.8275 |
6-3/4 | 17.145 |
6-7/8 | 17.4625 |
7 | 17.78 |
7-1/8 | 18.0975 |
7-1/4 | 18.415 |
7-3/8 | 18.7325 |
7-1/2 | 19.05 |
7-5/8 | 19.3675 |
7-3/4 | 19.685 |
7-7/8 | 20.0025 |
8 | 20.32 |
8-1/8 | 20.6375 |
8-1/4 | 20.955 |
8-3/8 | 21.2725 |
8-1/2 | 21.59 |
8-5/8 | 21.9075 |
8-3/4 | 22.225 |
8-7/8 | 22.5425 |
9 | 22.86 |
9-1/8 | 23.1775 |
9-1/4 | 23.495 |
9-3/8 | 23.8125 |
9-1/2 | 24.13 |
9-5/8 | 24.4475 |
9-3/4 | 24.765 |
9-7/8 | 25.0825 |
10 | 25.4 |
10-1/8 | 25.7175 |
10-1/4 | 26.035 |
10-3/8 | 26.3525 |
10-1/2 | 26.67 |
10-5/8 | 26.9875 |
10-3/4 | 27.305 |
10-7/8 | 27.6225 |
11 | 27.94 |
11-1/8 | 28.2575 |
11-1/4 | 28.575 |
11-3/8 | 28.8925 |
11-1/2 | 29.21 |
11-5/8 | 29.5275 |
11-3/4 | 29.845 |
11-7/8 | 30.1625 |
12 | 30.48 |
12-1/8 | 30.7975 |
12-1/4 | 31.115 |
12-3/8 | 31.4325 |
12-1/2 | 31.75 |
12-5/8 | 32.0675 |
12-3/4 | 32.385 |
12-7/8 | 32.7025 |
13 | 33.02 |
13-1/8 | 33.3375 |
13-1/4 | 33.655 |
13-3/8 | 33.9725 |
13.5 | 34.29 |
13-5/8 | 34.6075 |
13-3/4 | 34.925 |
13-7/8 | 35.2425 |
14 | 35.56 |
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