Plumbing Tool Smarts: How Handy Are You Really?Why does your pipe expander make uneven flares?70%Next Correct Incorrect If the pipe wiggles while flaring, it’ll come out uneven. Lock it in tightly—expanding again only weakens the pipe. Why does your pipe expander make uneven flares? You should expand it more than once You're using a small-size expander The pipe isn't held firmly in place The pipe is too cold 70%