Solid Rivet System of Measurement Inch Shank Diameter 0.25 in Overall Length 39/64 in Material Steel Material Grade/Class Ungraded Finish Plain Product Type Solid Rivet Head Type Countersunk Head Height 0.103 in Head Diameter 15/32 in Maximum Material Thickness 1/4 in Body Length 1/2 in Head Angle 100 Degrees Installation Method Hammer Rivet Press Manufacturer Location Made in USA Package Quantity 115