Emanuel Berg wrote in :

*snip*

[1] The hand saw is 7 teeth 8 points, I understand that
definition but why is the 8 points relevant, what does it
tell that is useful that 7 teeth doesn't tell already?
Do you know? It bugs me I can't figure it out...


It's like telling you a 1/2" chisel is 12mm, but more accurate. It's just
a different way of measuring that other countries use. (TPI is US standard,
PPI is European? I think.)

Puckdropper