Thanks. I ended up watching some of your other videos on the same subject that had been added earlier, and I found that information in those videos. I guess I should have done that first!
Those are from breakers i take it? Definitely a thicker plating than the stuff im dealing with. I tested 500g of plated pins from automotive relays and didnt get much. In the future ill recover it as anode slimes from a copper cell im going to have to build