Aluminium Head. Steel/ Zinc Mandrel. 4.8mm Countersunk Pop Blind Rivets Aluminium/ Steel. 4mm 0.5mm-2mm 5mm 0.60mm 1.45mm 2.5mm. If you're not happy, we will do everything possible to help. Usually, the easy bit is getting the order out the door, but, what happens after can occasionally disappoint us both.
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