thread milling tool rubbing

[ulisTY38C]

programming a 10-24 internal thread, the shank "rubs" the side of the hole.  I cannot figure out what the problem is, other thread-milling jobs have been smooth.

[seth.madore]

Can you share your Fusion file?
File > Export > Save to local folder, return to thread and attach the .f3d file in your reply