DETAILS Countersunk head sealed blind rivets. Provide 100% mandrel retention and eliminate any leakage of liquids or gases. This style of rivet is best suited where a moisture or pressure tight seal is required. Used in white goods, electrical enclosures, indoor and outdoor electronic signs, automotive, aerospace, rail and HVAC. (Incorrect hole preparation will result in failure of sealing properties). Body Material - Aluminium (AlMg5). Mandrel Material - Steel Phosphated. BOXED IN 1000