Double cap rivet 1.Material: Iron (Brass for option) 2.Color: ... .Size: 12mm*7.8mm*12mm 4. Eco-friendly, nickel free Double cap rivetTwo finished side, clipped. The choice for a finished ... information, please feel free to contact us.SizePacking carton:Shipping double cap rivet, double side rivet, double head rivet for bags.