Quote Originally Posted by gnihcraes View Post
Plastic knife from gunshow, doesn't show up on metal detector s. Sand it a bit and it is reasonably sharp.

Key shaped knife, works well, $7 at Walmart. Name brand escapes me at the moment.
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That reminded me of the Swiss Tech key multitool, it has a small "blade" as well. I like the SOG one as well, and it's $12 on Amazon...