"Doug Miller" wrote in message
y.com...
In article om, Bay Area
Dave wrote:

Maybe I should have been a bit more specific.... I use the Starret square
for
aligning my woodworking tools, principally the jointer and the table saw.

Yep - propagation of errors theory. Makes perfect sense to me that the
"first line" tools should be as "dead-on" as possible, not dead-on as
practical.