Fractional Drill Sizes
With Drill Point length
fractional|decimal| point| |fractional|decimal|point|
size | equiv |length| | size |equiv |lgth |
------------------------------------------------------
1/64 |.0156 | | | 33/64 |.5156 |.155 |
1/32 |.0312 | | | 17/32 |.5312 |.159 |
3/64 |.0469 | | | 35/64 |.5469 |.164 |
1/16 |.0625 | | | 9/16 |.5625 |.169 |
5/64 |.0781 | | | 37/64 |.5781 |.173 |
3/32 |.0938 | | | 19/32 |.5938 |.178 |
7/64 |.1094 | | | 39/64 |.6094 |.183 |
1/8 |.1250 | | | 5/8 |.6250 |.188 |
9/64 |.1406 | | | 41/64 |.6406 |.192 |
5/32 |.1562 | | | 21/32 |.6562 |.197 |
11/64 |.1719 | | | 43/64 |.6719 |.202 |
3/16 |.1875 | | | 11/16 |.6875 |.206 |
13/64 |.2031 | | | 45/64 |.7031 | |
7/32 |.2188 | | | 23/32 |.7188 |.216 |
15/64 |.2344 | .070 | | 47/64 |.7344 | |
1/4 |.250 | .075 | | 3/4 |.750 |.225 |
17/64 |.2656 | .080 | | 49/64 |.7656 | |
9/32 |.2812 | .084 | | 25/32 |.7812 | |
19/64 |.2969 | .089 | | 51/64 |.7969 | |
5/16 |.3125 | .094 | | 13/16 |.8125 | |
21/64 |.3281 | .098 | | 53/64 |.8281 | |
11/32 |.3438 | .103 | | 27/32 |.8438 | |
23/64 |.3594 | .108 | | 55/64 |.8594 | |
3/8 |.375 | .113 | | 7/8 |.875 | |
25/64 |.3906 | .117 | | 57/64 |.8906 | |
13/32 |.4063 | .122 | | 29/32 |.9062 | |
27/64 |.4219 | .127 | | 59/64 |.9219 | |
7/16 |.4375 | .131 | | 15/16 |.9375 | |
29/64 |.4531 | .136 | | 61/64 |.9531 | |
15/32 |.4688 | .141 | | 31/32 |.9688 | |
31/64 |.4844 | .145 | | 63/64 |.9844 | |
1/2 |.500 | .150 | | 1 |1.000 | |