Nylon Retainers System of Measurement Metric Shank Diameter 7 mm Overall Length 13 mm Shank Type Expanding Material Nylon Head Type Dome Head Height 2 mm Head Diameter 8 mm Color Black Maximum Hole Diameter 7 mm Product Type Push-In Rivet Manufacturer Location Made in USA Body Length 11 mm Material Grade/Class Ungraded Package Quantity 25