Closed end / Sealed Truss head Aluminium Rivet with a Steel stem.
Diameter = 3.2mm
Shell length = 8.3mm
Grip range = 1.6-3.2 mm
The closed end rivet produces a seal that prevents passage of liquid or vapor at pressures up to 100 psi. The seal is possible thanks to a unique cup shaped design and configuration that prevents vapor or liquid from getting around or through the set rivet.