Item: Blind Rivet, Head Type: Dome, Rivet Type: Open, Rivet Material: 5056 Aluminum, Mandrel Material: Steel, Rivet Dia.: 1/4 (0.250)", Rivet Length: 0.600", Grip Range: 0.251 to 0.375", Head Dia.: 0.500", Head Height: 0.069", Drill Size: F, Hole Size: 0.257 to 0.261", Single Shear Strength (Lbs.): 600, Tensile Strength (Lb.): 750