Conversion Chart

1/64 in — 0.397 mm
1/32 in — 0.794 mm
0.0394 in — 1.000 mm
3/64 in — 1.191 mm
1/16 in — 1.588 mm
5/64 in — 1.984 mm
0.0787 in — 2.000 mm
3/32 in — 2.381 mm
7/64 in — 2.778 mm
0.1181 in — 3.000 mm
1/8 in — 3.175 mm
9/64 in — 3.572 mm
5/32 in — 3.969 mm
0.1575 in — 4.000 mm
11/64 in — 4.366 mm
3/16 in — 4.763 mm
0.1968 in — 5.000 mm
13/64 in — 5.159 mm
7/32 in — 5.556 mm
15/64 in — 5.953 mm
0.2362 in — 6.000 mm
1/4 in — 6.350 mm
17/64 in — 6.747 mm
0.2756 in — 7.000 mm
9/32 in — 7.144 mm
19/64 in — 7.541 mm
5/16 in — 7.938 mm
0.3150 in — 8.000 mm
21/64 in — 8.334 mm
11/32 in — 8.731 mm
0.3543 in — 9.000 mm
23/64 in — 9.128 mm
3/8 in — 9.525 mm
25/64 in — 9.922 mm
0.3937 in — 10.000 mm
13/32 in — 10.319 mm
27/64 in — 10.716 mm
0.4331 in — 11.000 mm
7/16 in — 11.113 mm
29/64 in — 11.509 mm
15/32 in — 11.906 mm
0.4724 in — 12.000 mm
31/64 in — 12.303 mm
1/2 in — 12.700 mm
0.5118 in — 13.000 mm
33/64 in — 13.097 mm
17/32 in — 13.494 mm
35/64 in — 13.891 mm
0.5512 in — 14.000 mm
9/16 in — 14.288 mm
37/64 in — 14.684 mm
0.5906 in — 15.000 mm
19/32 in — 15.081 mm
39/64 in — 15.478 mm
5/8 in — 15.875 mm
0.6299 in — 16.000 mm
41/64 in — 16.272 mm
21/32 in — 16.669 mm
0.6693 in — 17.000 mm
43/64 in — 17.066 mm
11/16 in — 17.463 mm
45/64 in — 17.859 mm
0.7087 in — 18.000 mm
23/32 in — 18.256 mm
47/64 in — 18.653 mm
0.7480 in — 19.000 mm
3/4 in — 19.050 mm
49/64 in — 19.447 mm
25/32 in — 19.844 mm
0.7874 in — 20.000 mm
51/64 in — 20.241 mm
13/16 in — 20.638 mm
0.8268 in — 21.000 mm
53/64 in — 21.034 mm
27/32 in — 21.431 mm
55/64 in — 21.828 mm
0.8661 in — 22.000 mm
7/8 in — 22.225 mm
57/64 in — 22.622 mm
0.9055 in — 23.000 mm
29/32 in — 23.019 mm
59/64 in — 23.416 mm
15/16 in — 23.813 mm
0.9449 in — 24.000 mm
61/64 in — 24.209 mm
31/32 in — 24.606 mm
0.9843 in — 25.000 mm
63/64 in — 25.003 mm
1 in — 25.400 mm
1 1/16 in — 26.988 mm
1 1/8 in — 28.575 mm
1.1811 in — 30.000 mm
1 3/16 in — 30.163 mm
1 1/4 in — 31.750 mm
1 5/16 in — 33.338 mm
1 3/8 in — 34.925 mm
1.3780 in — 35.000 mm
1 7/16 in — 36.513 mm
1 1/2 in — 38.100 mm
1 9/16 in — 39.688 mm
1.5748 in — 40.000 mm
1 5/8 in — 41.275 mm
1 11/16 in — 42.863 mm
1 3/4 in — 44.450 mm
1.7717 in — 45.000 mm
1 13/16 in — 46.038 mm
1 7/8 in — 47.625 mm
1 15/16 in — 49.213 mm
1.9685 in — 50.000 mm
2 in — 50.800 mm
2 1/16 in — 52.388 mm
2 1/8 in — 53.975 mm
2.1650 in — 55.000 mm
2 3/16 in — 55.563 mm
2 1/4 in — 57.150 mm
2 5/16 in — 58.738 mm
2.3622 in — 60.000 mm
2 3/8 in — 60.325 mm
2 7/16 in — 61.913 mm
2 1/2 in — 63.500 mm
2.5591 in — 65.000 mm
2 9/16 in — 65.088 mm
2 5/8 in — 66.675 mm
2 11/16 in — 68.263 mm
2 3/4 in — 69.850 mm
2.7559 in — 70.000 mm
2 13/16 in — 71.438 mm
2 7/8 in — 73.025 mm
2 15/16 in — 74.613 mm
2.9528 in — 75.000 mm
3 in — 76.200 mm
3 1/16 in — 77.788 mm
3 1/8 in — 79.375 mm
3.1496 in — 80.000 mm
3 3/16 in — 80.963 mm
3 1/4 in — 82.550 mm
3 5/16 in — 84.138 mm
3.3465 in — 85.000 mm
3 3/8 in — 85.725 mm
3 7/16 in — 87.313 mm
3 1/2 in — 88.900 mm
3.5433 in — 90.000 mm
3 9/16 in — 90.488 mm
3 5/8 in — 92.075 mm
3 11/16 in — 93.663 mm
3.7402 in — 95.000 mm
3 3/4 in — 95.250 mm
3 13/16 in — 96.838 mm
3 7/8 in — 98.425 mm
3.9370 in — 100.000 mm
3 15/16 in — 100.013 mm
4 in — 101.600 mm
4 1/16 in — 103.188 mm
4 1/8 in — 104.775 mm
4.1339 in — 105.000 mm
4 3/16 in — 106.363 mm
4 1/4 in — 107.950 mm
4 5/16 in — 109.538 mm
4.3307 in — 110.000 mm
4 3/8 in — 111.125 mm
4 7/16 in — 112.713 mm
4 1/2 in — 114.300 mm
4.5276 in — 115.000 mm
4 9/16 in — 115.888 mm
4 5/8 in — 117.475 mm
4 11/16 in — 119.063 mm
4.7244 in — 120.000 mm
4 3/4 in — 120.650 mm
4 13/16 in — 122.238 mm
4 7/8 in — 123.825 mm
4.9213 in — 125.000 mm
4 15/16 in — 125.413 mm
5 in — 127.000 mm
5 1/8 in — 130.175 mm
5 1/4 in — 133.350 mm
5 3/8 in — 136.525 mm
5 1/2 in — 139.700 mm
5 5/8 in — 142.875 mm
5 3/4 in — 146.050 mm
5 7/8 in — 149.225 mm
5.9055 in — 150.000 mm
6 in — 152.400 mm
6 1/4 in — 158.750 mm
6.2992 in — 160.000 mm
6 1/2 in — 165.100 mm
6.6929 in — 170.000 mm
6 3/4 in — 171.450 mm
7 in — 177.800 mm
7.0866 in — 180.000 mm
7 1/2 in — 190.500 mm
7.8740 in — 200.000 mm
8 in — 203.200 mm
8 1/2 in — 215.900 mm
8.6614 in — 220.000 mm
9 in — 228.600 mm
9.4488 in — 240.000 mm
9 1/2 in — 241.300 mm
9.8425 in — 250.000 mm
10 in — 254.000 mm
10.6299 in — 270.000 mm
11 in — 279.400 mm
11.0236 in — 280.000 mm
11.8110 in — 300.000 mm
12 in — 304.800 mm
13 in — 330.200 mm
13.7795 in — 350.000 mm
14 in — 355.600 mm
15 in — 381.000 mm
15.7480 in — 400.000 mm
16 in — 406.400 mm
17 in — 431.800 mm
18 in — 457.200 mm
19 in — 482.600 mm
19.6850 in — 500.000 mm

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