Hi, one thing I keep in my car is a Sillcock Key. It's used to open the water spouts that are in gas stations, factories, industrial plants, etc. I'm not advocating stealing water but an emergency is an "Emergency". I have the 4 way wrench and they are cheap $10 or less, regards, Mike

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“The bitterness of poor quality remains long after the sweetness of low price is forgotten.”
Benjamin Franklin

Mike C
RKCC No. 825