1/4
20
0.219
0.313
0.781
0.375
0.25
0.281
0.625
1
0.5
0.21875
0.406
5/16
18
0.250
0.3
0.9
0.469
0.25
0.281
0.625
1.25
0.625
0.28125
1.219
3/8
16
0.281
0.4
1.0
0.5
0.3125
0.344
0.813
1.5
0.75
0.34375
0.563
1/2
13
0.313
0.500
1.281
0.625
0.4375
0.469
1
2
1
0.4375
0.750
5/8
11
0.375
0.656
1.656
0.875
0.5
0.547
1.313
2.3125
1.25
0.53125
0.938
3/4
10
0.500
0.813
1.844
0.938
0.625
0.672
1.625
2.75
1.5
0.625
1.125
7/8
9
0.563
0.906
1.969
1.156
0.75
0.781
1.875
3.5
1.75
0.875
1.313
1
8
0.688
1.06
2.406
1.188
0.875
0.938
2
3.75
2
0.875
1.5