Close End Blind Rivet 1.Material:Aluminum/steel,Stainless steel,Copper 2.Packing:Bulk,Small box,Plastic bag,DIY ... Close End Blind Rivet1.Material:Aluminum/steel,Stainless steel,Copper2.Packing:Bulk ... as per the requirements of the clients. MaterialsCrbon Steel/Stainless Steel/Brass ,According your requestSurfacePhos,Zinc,Yellow Zinc,Dacromet, ...