I tested this $10 keychain tool and keep finding new use cases - here's why it's irreplaceable

ZDNET's key takeaways This super-thin, super-durable tool has a myriad of uses. These are priced well, with cheaper copies on the market, but you should avoid them because they're not a patch on the originals. The only downside I've found is that I can't seem to find the Mini Spudgers for sale on their own, only as part of a set. $11.49 at Amazon One question I get asked a lot is which of my tools is my favorite. It's a tough question -- kind of like asking me which one of my kids is the best because I love all my tools. The answer also depends on what I'm doing. If I need to undo a screw, I'll grab a screwdriver. When I have to cut a wire, I'll reach for my side cutters. Each tool has its purpose. Also: This ultra-thin power bank is my new favorite traveling accessory - and it's affordable But there's one tool that gets an extraordinary amount of use, one that I carry with me everywhere. It lives on my keychain and is simple yet incredibly versatile, capable of handling all sorts ... Read full article.