"SUREBONDER" MEDIUM/LONG ALUMINUM RIVET100 Pack Multi Medium/Long Aluminum Rivet Multi Grip/Hole Rivet Serve In Applications Where Different Material Thicknesses Normally Require Several Rivet Sizes Design Allows 1/8" Rivet To Set In Holes Up To 5/32" Rivet Is Great For Oversized Or Oblong Holes. 1/8" Diameter For Hole Size 1/8" - 5/32" Grip Range .251" - .437" Steel Mandrel.