The article is in the new Rifle Shooter rag, the author of the review is Joseph von Benedikt.
Now maybe that fella got the name wrong, but I'm writing what I'm seeing..
The tool is a combination case trimmer and casehead squaring tool, that seems kind of cool, and I like the way it works...
Not saying that I need square caseheads for my needs, but wouldn't it be a fast simple way to find out how square your bolt face is to the chamber, and you could check square on brand new brass.