“My outside faucet knob broke off and when I removed the broken knob, I notice that it fit into a piece that was flat on the top and on the bottom but rounded on each side, kind of like in parentheses.  I can’t find the replacement at my hardware store since they all fit circular stems.

Here is the Question from Mark:

What are those stems called? And where can I find them?

That’s a great question. And if you go to the website, you can actually see a picture posted of this faucet that has broken off.

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