... Head POP Rivets 1)DIA. 3.2 4.0 4.8 2)body:Stainless Steel mandrel:steel.Stainless steel Stainless steel blind rivets As a direct manufacturer, we ... .2 5,6,8,10,12,14,16,19 4.0 6,8,10,12,14,16,18,20 4.8 ... Other kinds of blind rivets for choice, as follows:MaterialAluminium, steel, stainless steel, CopperTypeopen/close end, dome/flat headFinishingZinc plated, polishing, coated ...