1/8" x 0.4" Shank, 0.22" x 0.031" Countersunk Head, 0.188 to 0.25" Grip Range, Stainless Steel, Non-Structural Blind Break Stem, Rivet Rivet Type Non-Structural Blind Break Stem Shank Diameter 1/8 Inch Mandrel Diameter 0.076 Inch Shank Length 0.4 Inch...