... ,7A03 mandrel Size:3.2x9mm Finishing: ZP Aluminium Close end Blind rivetsType: close end, dome headMaterial: 5052# Aluminium rivet body, 7A03 aluminium ... for choice, as follows:MaterialAluminium, steel, stainless steel, CopperTypeopen/close end, dome/flat headFinishingZinc plated, polishing, coatedDia.3.2 mm, 4 ...