I would say they almost mean about the same
Here is a list of tolerances for you to file and use for future reference [ATTACH]
Obviously an ink line. One thing to keep in mind, there are thousands of ways to damage a coin, and a limited number of ways it could happen...
@Collecting Nut have a look for these Antique 1889 Singer Sewing Machine Attachment Box - Dovetailed, Oak, Wood
Separate names with a comma.
