The Mossad had a big embarrassment some years ago. Wearing ties is not common in Israel, but, for forged credentials, people were usually photographed wearing a tie. The photography shop provided people with a tie.
The Mossad used the same three ties for everybody.
I doubt CIA Technical Services was burned down and reconstructed for every mission. Seems like intelligence agencies are always going to want some shared, reusable resources.
The Mossad used the same three ties for everybody.