Whites Spectrum XLT, Garrett AT Pro, Macro pinpointer, Garrett carrot pinpointer,
Lesch digger, Nel Tornado coil for ATPro, Garret ATMax with Nel Tornado coil
I don't think the item with the hole in the middle is a button. Maybe a tax token if there is writing or any numbers on it. If no writing then it could be a cap for a mainspring barrel for a watch.