I used the Comb_cut file for printing, with the cut and holes drilled by prusaslicer.
Everything went well, I used some glue in the holes but it wasn't necessary. It remains to give the comb a sanding.
Drawn, used tolerances for my printer.
Print as u like
Similar project. printed to the same tolerances:
https://www.printables.com/model/534593-comb
The author marked this model as their own original creation.