Off set or helical vanes will stabilize the arrow quicker then a straight fletch specially when a broad head is attached.

As for cuttingcarbons you could spend a lot of money on an apple arrow saw or make your own with a minii cut off saw from Harbor Freightwhich is what I done

There are a lot of jigs out there I use the AEF but if money is no object then get several Blitz jigs and put them on a turn table like most Pro Shops have