On May 28, 2:53*pm, zek wrote:
my house has walls that are very thick and heavy. Cutting electrical
outlet holes and ceiling holes is very difficult. Using a saws all
with a big tooth demolition blade, I get maybe 20 inches before the
blade is flat. Ceramic blades are much worse. Am I doing it. Right?
I find finer tooth blades are worse.

Greg

Do you live in the bomb shelter pictured on your home page?

That might explain the walls you have.