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Yikes!!! You weren't kidding. I have no words...(Image removed from quote.)
I had a Utili-Key. The best thing about it was that it could really fly under "no weapons" radar.
I have a Geekey that I got second hand that flies with me. As far as that form factor goes, I think it's pretty good. It's tightened a couple screws and bolts over the years at least.