1/4
26
0.25
0.2435
0.25
0.1250
5/16
22
0.3125
0.3077
0.3125
0.1563
3/8
20
0.375
0.3699
0.375
0.1875
7/16
18
0.4375
0.432
0.4375
0.2188
1/2
16
0.5
0.4942
0.5
0.2500
9/16
16
0.5625
0.5566
0.5625
0.2813
5/8
14
0.625
0.6187
0.625
0.3125
3/4
12
0.75
0.7432
0.75
0.3750
7/8
11
0.875
0.8678
0.875
0.4375
1
10
1
0.9924
1
0.5000
1-1/8
9
1.125
1.1171
1.125
0.5625
1-1/4
9
1.25
1.2419
1.25
0.6250
1-3/8
8
1.375
1.3665
1.375
0.6875
1-1/2
8
1.5
1.4913
1.5
0.7500