Solid Rivet System of Measurement Inch Shank Diameter 0.25 in Overall Length 2 3/16 in Material Aluminum Material Grade/Class 1100F Finish Plain Product Type Solid Rivet Head Type Dome Head Height 0.188 in Head Diameter 1/2 in Maximum Material Thickness 1/4 in Body Length 2 in Installation Method Hammer Rivet Press Manufacturer Location Made in USA Package Quantity 50