. There are specified prop strike inspections for a reason.
The reason is probably in anticipation of a gear up landing with idle power, or striking a baggage cart when taxing at low power.
I doubt, but of course could be wrong, that anybody, even in their wildest fantasies expected a Full Power, Gear Up Go Around with the props banging into the pavement for an extended period of time. And if so, an inspection would be suffice to to go fly again.
There could be vibrations and cracks or other hidden damage making these motors useless, dangerous and worthless