The tools in the Design > Solid > Create panel let you create a simple, counterbore, or countersink drilled hole and add threads to cylindrical solid geometry in Fusion.
You can use the following tools to create holes and threads in a solid body:

You can specify:
The Hole tool defines a simple, counterbore, or countersink drilled hole in a solid body.
The Thread tool adds internal or external threads to cylindrical solid geometry.
The Threads library stores thread definitions that supply values to the Thread and Hole tools.
Use Manage Threads Library on the Tools > Utility tab to browse, create, edit, and delete custom threads. You can also open the library from the Threads Library selector in the Thread or Hole dialog to browse threads and apply a selection with Select.
For instructions, see Manage the threads library.