Lock Bolt,1/4 in dia,2.774 in L,PK10, System of Measurement Inch, Rivet Diameter 1/4 in, Overall Length 2 25/32 in, Rivet Material Steel, Finish Zinc Plated, Head Type Structural Button, Head Diameter 0.5 in, Head Height 0.144 in, Maximum Hole Diameter 0.272 in, Minimum Hole Diameter 0.261 in, Mandrel Material Steel, Product Type Lock Bolts, For Use With 6NCX0, 6NCX2, 6NCY0, Rivet Length 2.63 in, Shear Strength 2,500 lb, Manufacturer Location Made in USA*, Package Quantity 10