Acrylic Plugs with Doble O-Ring = 14G(1.6mm), 12G(2mm), 10G(2.5mm), 8G(3mm), 6G(4mm), 4G(5mm), 2G(6mm), 0G(8mm), 00G(10mm) - 2 qty of each size. Screw fit plugs =12G (2mm), 8G (3.2mm), 6G (4mm), 4G (5mm), 2G (6mm), 0G (8mm), 00G (10mm) - 2 qty of each size.