Qualfast: 4.8X18MM Aluminium Dome Head Rivet (Box 50) Dome Head For all applications of blind riveting. Aluminium rivet head with steel mandrel. Medium strength, use with aluminium and where rust is a problem. Select grip based on thickness of material to be riveted. MPN: QFT-644-2094B EAN: 5036140253049 4.8X18MM Aluminium Dome Head Rivet (Box 50) Attributes: Box Quantity: 50 Head Shape: Domed Head Length: 18mm Material: Aluminium Rivet Diameter: 4.8mm Surface Treatment: Plain