Millimeters
Fractions
Inches
.397
1/64
.015625
.794
1/32
.03125
1.191
3/64
.046875
1.588
1/16
.0625
1.984
5/64
.078125
2.381
3/32
.09375
2.778
7/64
.109375
3.175
1/8
.125
3.572
9/64
.140625
3.969
5/32
.15625
4.366
11/64
.171875
4.762
3/16
.1875
5.159
13/64
.203125
5.556
7/32
.21875
5.953
15/64
.234375
6.350
1/4
.25
6.747
17/64
.265625
7.144
9/32
.28125
7.541
19/64
.296875
7.938
5/16
.3125
8.334
21/64
.328125
8.731
11/32
.34375
9.128
23/64
.359375
9.525
3/8
.375
9.922
25/64
.390625
10.319
13/32
.40625
10.716
27/64
.421875
11.112
7/16
.4375
11.509
29/64
.453125
11.906
15/32
.46875
12.303
31/64
.484375
12.700
1/2
.5
Millimeters
Fractions
Inches
13.097
33/64
.515625
13.494
17/32
.53125
13.891
35/64
.546875
14.288
9/16
.5625
14.684
37/64
.578125
15.081
19/32
.59375
15.478
39/64
.609375
15.875
5/8
.625
16.272
41/64
.640625
16.669
21/32
.65625
17.066
43/64
.671875
17.462
11/16
.6875
17.859
45/64
.703125
18.256
23/32
.71875
18.653
47/64
.734375
19.050
3/4
.75
19.447
49/64
.765625
19.844
25/32
.78125
20.241
51/64
.796875
20.638
13/16
.8125
21.034
53/64
.828125
21.431
27/32
.84375
21.828
55/64
.859375
22.225
7/8
.875
22.622
57/64
.890625
23.019
29/32
.90625
23.416
59/64
.921875
23.812
15/16
.9375
24.209
61/64
.953125
24.606
31/32
.96875
25.003
63/64
.984375
25.400
1
1.000