Trees can get infections if the bark is penetrated. As you’ve been doing this repeatedly it’s possible you have killed it.
I bought a woodcrete bird feeder years ago and it came with an aluminium alloy nail so it could be nailed to a tree but I decided on hanging it on with thin rope to avoid damaging the tree.
We can judge the heart of a man by his treatment of animals.
Rudeness is the weak mans imitation of strength. Eric Hoffer.
If I don’t reply to your comments it’s probably because you’re on my Ignore list.