1/4
20
0.219
0.313
0.781
0.375
0.25
0.281
0.625
0.406
5/16
18
0.250
0.3
0.9
0.469
0.25
0.281
0.625
1.219
3/8
16
0.281
0.4
1.0
0.5
0.3125
0.344
0.813
0.563
1/2
13
0.313
0.500
1.281
0.625
0.4375
0.469
1
0.750
5/8
11
0.375
0.656
1.656
0.875
0.5
0.547
1.313
0.938
3/4
10
0.500
0.813
1.844
0.938
0.625
0.672
1.625
1.125
7/8
9
0.563
0.906
1.969
1.156
0.75
0.781
1.875
1.313
1
8
0.688
1.06
2.406
1.188
0.875
0.938
2
1.5