Everbilt 3/16 in. x 1/4 in. Stainless-Steel Large Flange Blind Rivet (2-Piece per Bag) 835578 - The Home Depot
Chimney Liner Pop Rivets - 1/8" Stainless Steel Pop Rivets
Amazon.com: 100 pcs Large Flange Aluminum Pop Rivets 3/16" X 3/4" Big Head Steel Mandrel Dome Body Blind Rivets Set for Sheet Steel Duct Work : Industrial & Scientific