I have about 50 copper transformers ranging from 7-10#. The ones with the aluminum windinds I just throw in for the $0.17 I get for them as is. The copper ones, I am debating weather or not its worth the effort to get the ~1.5# of #2 copper out of them. Do you guys mess with them or sell as is? Do they have PCB's in them? Thanks.

This is what I have: