It is not a 'kit', but I created a simple summary of how to get the
most basic tools for mouthpiece measuring and put all the web links in
one place for ease, since several folks have inquired...(I apologize
for the self-serving nature of 1/4 of the list...
It is in the Tools files section or just click here:
http://sjrosner.home.mindspring.com/FeelerGages/Mouthpiece_tools.xls

regards, jeff