"Mike Rapoport" wrote in message
ink.net...
It is a different size standard. There is SAE, Metric and Whitworth.

Mike
MU-2

*That* is one little fact that I could have gone my whole life without
knowing. g On the otherhand.... Another whole set of tools to buy! :-)
or :-( Hummm.

What is the basis of the sizes? (if you know what I mean)

What kind of beasts are (or were) they used on?
--
Jim in NC