Kill formatting - kills the formatting (tabs, new lines, double spaces etc.)
Wrap raw at position - do the same as doing fold when it without the -s parameter. I.e. it wraps each line at position, which you must enter into the famous text entry.
Wrap on spaces at position - do the same as doing fold -s. It wraps the each line (preserving words dividing) at the position, which you must enter into the famous text entry.