Set of 144, TISH 11.5mm Outside Diameter Grommets, Antique Silver 144 sets of good quality grommets (eyelets with backing washers) Size #0 5/16" (11.5mm) diameter; Hole is 1/4" (5.8mm) wide; Overall length is 3/16" (5mm) Nickel and lead free Imported exclusively by Bias Bespoke Supply Co.