Decimal and Millimeter Equivalents
 
Decimal
Millimeters
 
Decimal
Millimeters
1/64
0.015625
0.397
33/64
0.515625
13.097
1/32
.03125
0.794
17/32
.53125
13.494
3/64
.046875
1.191
35/64
.546875
13.891
1/16
.0625
1.588
9/16
.5625
14.288
5/64
.078125
1.984
37/64
.578125
14.684
3/32
.09375
2.381
19/32
.59375
15.081
7/64
.109375
2.778
39/64
.609375
15.478
1/8
.1250
3.175
5/8
.6250
15.875
9/64
.140625
3.572
41/64
.640625
16.272
5/32
.15625
3.969
21/32
.65625
16.669
11/64
.171875
4.366
43/64
.671875
17.066
3/16
.1875
4.763
11/16
.6875
17.463
13/64
.203125
5.159
45/64
.703125
17.859
7/32
.21875
5.556
23/32
.71875
18.256
15/64
.234375
5.953
47/64
.734375
18.653
1/4
.2500
6.350
3/4
.7500
19.050
17/64
.265625
6.747
49/64
.765625
19.447
9/32
.28125
7.144
25/32
.78125
19.844
19/64
.296875
7.541
51/64
.796875
20.241
5/16
.3125
7.938
13/16
.8125
20.638
21/64
.328125
8.334
53/64
.828125
21.034
11/32
.34375
8.731
27/32
.84375
21.431
23/64
.359375
9.128
55/64
.859375
21.828
3/8
.3750
9.525
7/8
.8750
22.225
25/64
.390625
9.922
57/64
.890625
22.622
13/32
.40625
10.319
29/32
.90625
23.019
27/64
.421875
10.716
59/64
.921875
23.416
7/16
.4375
11.113
15/16
.9375
23.813
29/64
.453125
11.509
61/64
.953125
24.209
15/32
.46875
11.906
31/32
.96875
24.606
31/64
.484375
12.303
63/64
.984375
25.003
1/2
.5000
12.700
1
1.000
25.400
   
1 mm = .03937"
.001"=.00254 mm

 

 

 

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