Trying to change a faucet, there's a piece of metal that prevent me to use a basin wrench... What to do?
https://www.amazon.com/Moen-118305-Installation-Tool/dp/B002PB1JJS



You need an extremely deep socket. Most faucet manufacturers make them, and they're often included with a new faucet. That metal collar makes it look like a standard basin wrench won't work, but it's worth a shot if you have one.