[petek]

Originally Posted by sanddrag

Thanks for the help, that worked. Now, I'm wondering if the involute internal gear here http://www.cbliss.com/inventor/Parts/PowerTransmission/ is good enough to actually cut one from. Would you happen to know?

If you're refering to Ole Germer's Involute Gear, I think it's accuracy is as good as you're likely to get. However, I haven't fab'ed any parts from it myself.