This is a Unites States coin holder / sorter for a desk or nightstand.
The columns are marked at the common roll sizes, like $10 in quarters (40), $5 in dimes (50), etc..
A coin can be removed at the bottom of a column.
80 grams ABS. 3 hours 10 minutes on an Afinia H479, 0.3mm Z, medium fill, with a raft.
Metric file provided.