A better, more descriptive term is "blanking burr". However, we're stuck with the terminology we inherit. Rolling folds don't come much bigger than the one you see on this cent. Rolling folds are often confused with run-of-the-mill rim burrs, struck-in metal fragments, lamination errors,
Retained Cuds, and even small
Cuds. There was another lot containing four alleged rolling folds offered at the same time as this one. However, only one of the four was actually a rolling fold.
Error coin writer and researcher.