You don't need to drill holes in the hood. Several companies make hood seam brackets specifically for the Jeep. They slip under the hood seam in the case of the Jeep. and Dodge trucks.
If you want the best antenna, then that would be a Larsen NMO2/70BK. Unless you knock it off on purpose, it just might out live you.
If you need installation help, go to my web site.