[dmazur]

To a point, yes.

But nothing is perfect, and the chamber/bolt system is elastic to some degree.

Even those who expound on the virtues of neck sizing will admit, if their feet are held to a fire, that they have to full-length resize occasionally.

And if you use neck sizing for a gas-operated rifle, sooner or later you will encounter chambering difficulty. Neck sizing also increases the risks of experiencing a slam-fire in these rifles.