1/8" x 0.337" Shank, 0.226" x 0.032" Countersunk Head, 0.094 to 0.187" Grip Range, Aluminum Alloy Rivet/Steel Mandrel, Structural Break Stem, Rivet Rivet Type Structural Break Stem Shank Diameter 1/8 Inch Mandrel Diameter 0.075 Inch Shank Length 0.337...