When I installed our AMech 2009, Express Tools was still an install option. You had to go into the Config pages for AMech at the start and check the box for it.
I have not yet installed the upgrade to 2010, so I do not know if it is still an option there...
C-M ^¿^
Michael Hollingsworth
CAD Administrator | Flexicon Corporation
Autodesk Product Design and Manufacturing Collection 2021