Inch & Metric Equivalents
Fractional in
Decimal in
Closest mm
Ξ” in
Ξ” mm
1/16
​
1.5
0.0034
0.087
​
0.1
2.5
0.0016
0.040
​
0.2
5
0.0031
0.080
​
0.3
7.5
0.0047
0.120
5/16
​
8
0.0025
0.063
3/8
​
9.5
0.0010
0.025
7/16
​
11
0.0044
0.112
5/8
​
16
0.0049
0.125
11/16
​
17.5
0.0015
0.038
3/4
​
19
0.0020
0.050
1
1
25.5
0.0039
0.100
1 1/16
​
27
0.0005
0.013
​
1.1
28
0.0024
0.060
1 1/8
​
28.5
0.0030
0.075
​
1.2
30.5
0.0008
0.020
​
1.3
33
0.0008
0.020
1 3/8
​
35
0.0030
0.075
​
1.4
35.5
0.0024
0.060
1 7/16
​
36.5
0.0005
0.012
1 1/2
1.5
38
0.0039
0.100
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