Eco-friendly Brass Double Bead Caps, Cadmium Free & Lead Free, Long-Lasting Plated, 4-Petal, Flower, Platinum

Size: about 0.24~0.26 inch(6~6.5mm) in diameter, 0.24 inch(6mm) thick, hole: 0.05 inch(1.2mm), inner diameter: 0.16 inch(4mm).