Ha! Good point. I guess it might be useful for folks who are getting into it and pulled one from a barn or such. But, yeah, I guess ecomodders are pretty kind to rotors.
Though you could get them as a crossdrilling experiment. Not for performance but for weight... at 11$ it might be worth an attempt to reduce rotating mass...
Edit: or maybe not, apparently "It's usually done on an NC machine at calculated positions followed by stress relieving." and might represent a safety hazard.
Still i did find this guy:
http://www.team-integra.net/forum/di...g+Common+Topic
hmm...
