I called Hornady. They have a plug for their dies, so they told me to call RCBS. RCBS told me they will make a custom plug to fit the FTX bullet, or I was told to just drill out the center of the round nose plug to clear the flex tip. I was also told those plugs are NOT heat treated and should drill out nicely.

The custom plug was $16-$18, but the wait time was 2-4 weeks. So, I went to the hardware store and bought a couple of drills. I have a drill press, so here we go...