1.Type:open style blind rivet,large head 2.Material:Alloy aluminium rivet body,Steel mandrel 3.Finishing: ZP,painted, blind rivet:1)style:open style blind rivet 2)head: dome head ,countersunk head,large head3)material:aluminium/steel,aluminium/SS,SS/SS4)with strong grip ,idea for a wide range of application, working map: large head rivet manufacturer