Sillcock Keys and other Cross Keys: What are they ...
Sillcock keys and other multifunction cross keys are commonly used by contractors and engineers who service various commercial and industrial equipment. So why is that important? Well… If you experience a SHTF situation in an urban environment, there are many reasons why you might need to open something that requires one of these special keys. In this article, I’ll go over some of the most common x-n-1 cross keys and explain what they could be used for…
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