Indexable Inserts

Decimal inch and metric equivalents of fractional inches.

Inch Fraction Inch Decimal Metric (mm)
1/64 0.0156 0.397
1/32 0.0312 0.794
3/64 0.0469 1.191
1/16 0.0625 1.587
5/64 0.0781 1.984
3/32 0.0937 2.381
7/64 0.1094 2.778
1/8 0.1250 3.175
9/64 0.1406 3.572
5/32 0.1562 3.969
11/64 0.1719 4.366
3/16 0.1875 4.762
13/64 0.2031 5.159
7/32 0.2187 5.556
15/64 0.2344 5.953
1/4 0.2500 6.350
17/64 0.2656 6.747
9/32 0.2812 7.144
19/64 0.2969 7.540
5/16 0.3125 7.937
21/64 0.3281 8.334
11/32 0.3437 8.731
23/64 0.3594 9.128
3/8 0.3750 9.525
25/64 0.3906 9.922
13/32 0.4062 10.319
27/64 0.4219 10.716
7/16 0.4375 11.112
29/64 0.4531 11.509
15/32 0.4687 11.906
31/64 0.4844 12.303
1/2 0.5000 12.700
33/64 0.5156 13.097
17/32 0.5312 13.494
35/64 0.5469 13.891
9/16 0.5625 14.288
37/64 0.5781 14.686
19/32 0.5937 15.081
39/64 0.6094 15.478
5/8 0.6250 15.875
41/64 0.6406 16.272
21/32 0.6562 16.669
43/64 0.6719 17.065
11/16 0.6875 17.462
45/64 0.7031 17.859
23/32 0.7187 18.256
47/64 0.7344 18.653
3/4 0.7500 19.050
49/64 0.7656 19.447
25/32 0.7812 19.844
51/64 0.7969 20.241
13/16 0.8125 20.637
53/64 0.8281 21.034
27/32 0.8437 21.431
55/64 0.8594 21.828
7/8 0.8750 22.225
57/64 0.8906 22.622
29/32 0.9062 23.019
59/64 0.9219 23.416
15/16 0.9375 23.812
61/64 0.9531 24.209
31/32 0.9687 24.606
63/64 0.9844 25.003
1 1.000 25.400