[A pen that measures and announces distance](http://gadgets.boingboing.net/2007/08/29/crayola-total-tools.html).
This does not seem the kind of thing that a real tradesperson would use.
[A pen that measures and announces distance](http://gadgets.boingboing.net/2007/08/29/crayola-total-tools.html).
This does not seem the kind of thing that a real tradesperson would use.
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