Make sure the Machining Sequence has a default tool kit.
Add a button for the Load From Kit command to a menu or toolbar of your choice. The command is in the Tooling category. (This command is not present in the User Interface as standard.)
Click the newly-added button
. This dialog appears, listing the tools already saved
to the default tool kit:

Note – a newly defined tool kit will not contain any tools.
Select the appropriate tool.
Click on OK.