Crosslinked polyethylene piping, better known as PEX piping, is great to have alongside your tools for home-improvement jobs, whether it's professional plumbing installation or just a bit of DIY ...

If you're working with PEX, you'll need an expander tool like DeWalt's. Here's exactly what the tool is and how you can expect it to work if you get one.

If you’ve ever worked on plumbing, you might have heard of PEX. Milwaukee makes several PEX expander tools. Here is what they do and how to use them.