Push-In Rivet System of Measurement Inch Shank Diameter 0.25 in Overall Length 19/32 in Shank Type Expanding Material Nylon Head Type Dome Head Height 0.0394 mm Head Diameter 3/8 in Color Black Maximum Hole Diameter 0.25 in Maximum Material Thickness 9/16 in Product Type Push-In Rivet Manufacturer Location Globally Sourced Body Length 9/16 in Material Grade/Class Ungraded Package Quantity 50