Dimples, dings, and dents in Header tubes. Any good tricks

handheld and mapp will do the job fine.
A BIG PAIR OF CHANNEL LOCKS WORK GREAT W/O HAMMERING IF UCAN GET THEM ON THE TUBES IN THE RIGHT POSITION, after heating . NEED TO USE SOME SORT OF SHIM TO GARD THE TEETH THO---
dam caps button just jumps out there much like a telephone pole when I was polluted once !