Size #00 grommets come with washers. The finished hole diameter of size #00 is 5/32" or 4.5mm, the finished diameter of the grommet is 7/16" or 11mm. Prepacked by the gross (144 pieces).
79-8800-series are pretty much identical to 60-8800 but with a wider colour selection and sold by the dozen not by the gross (144 pieces), though you can buy a gross if you want.
Antique Silver Black Oxide
Antique Brass Brass