Originally posted by quark_man:
"drilled" is a misnomer. They are not drilled. The holes are part of the fabrication process.
I believe the rotors we buy are drilled....
I've heard of high end rotors having cast holes, but I'm unsure if there are any available for our cars. Maybe Baer, or Brembo.... Might be something to look into if you're interested in "the best".