Closed End Sealed Blind Rivet Aluminium Steel Round Head Watertight Fastener

Closed End Sealed Blind Rivet M5x8/10/11/13/15/16/18/20/18mm Aluminium Steel Round Head Rivet Watertight Remaches Fastener. The rivet assembly is inserted into a hole drilled through the parts to be joined and a specially designed tool is used to draw the mandrel into the rivet.