I am modifying a fountain, by adding spouts, made of shaped copper. I need to attach the spouts to the stone bowl, but am not sure how. The fix must have a watertight seal with the stone, that is, ...
They're DIN 985 self-locking nuts that have a plastic ring inside that is meant to cause extra friction and prevent self-loosening of the nut. How effective are they against self-loosening?
On the first picture below I am pretty sure the grip is made of plastic because it feels very light, when I lift it. On the second I have no idea. Question How do I tell if the grip of a faucet is ...