Set of 144, SHAY Size #00 Grommets (9.5mm), Black Plated 144 sets of good quality grommets (eyelets with backing washers) Size #00 3/8" (9.5mm) diameter; Hole is 3/16" (5mm) wide; Overall length is 3/16" (5mm) Nickel and lead free Imported exclusively by Bias Bespoke Supply Co.