pjzstones wrote:yeah it's actually the durability and drill resistance. pretty much the things that would have to stand up to destructive entry.
Again, I'm not sure about the "grades" but unless this is a commercial grade I don't think it would have any drill resistance.
It's kind of a moot point, especially with the Master locks that have ratings like 6, 7, 8, whatever that rake open with some medium tension and a stiff rake.
