1/8" (3.1mm) Rivet Diameter 3/8" Flange Diameter 1/8" - 3/16" Grip Range Aluminum Rivet Steel Mandrel Pop Rivets Compare with: Auveco #16686, Industrial # 43L G.M. # 9432552, Car Pak # 94-7243, 947243, Disco # 11000PK, 11000B, W&E # 2537, Barnes / Kar # KP77030, Crest / Midwest # CRX14022, Kimball / Midwest # 12693