Threads |
Minimum modeled diameter (in.) |
Maximum modeled diameter (in.) |
75% hole drill size (in.) |
Maximum thread depth (in.) |
#8-32 |
0.133 |
0.137 |
0.135 |
0.400 |
5/16-18 |
0.271 |
0.276 |
0.274 |
0.650 |
3/8-16 |
0.331 |
0.336 |
0.334 |
1.000 |
7/16-14 |
0.396 |
0.401 |
0.399 |
1.000 |
1/2-13 |
0.452 |
0.457 |
0.455 |
1.000 |
Note: Any countersinks required by the specification for the insert you plan to use should be in the CAD model. Thread size shown is the external thread of the key insert.
Threads |
Minimum modeled diameter (in.) |
Maximum modeled diameter (in.) |
7%% Hole Drill Size (in.) |
Maximum thread depth (in.) |
#10-32 |
0.160 |
0.164 |
0.162 |
0.600 |
#12-28 |
0.186 |
0.191 |
0.189 |
0.600 |
1/4-28 |
0.227 |
0.231 |
0.229 |
0.650 |
Note: Any countersinks required by the specification for the insert you plan to use should be in the CAD model. Thread size shown is the external thread of the key insert.