5052 Aluminum Open End Blind Rivet with Steel Break Pull Mandrel, Meets IFI-114 Grade 18, Dome Head, Black, 1/8" Diameter, 0.337" Length, 0.126"-0.187" Grip Range (Pack of 250) Open end blind rivet for fastening applications in which the back of the workpiece is inaccessible 5052 aluminum rivet with black color is corrosion resistant and nonmagnetic Steel break pull mandrel Meets IFI 114 Grade 18 specifications Dome head