Amazon.com: Stainless Steel Pop Rivets 1/4 Diameter #8 All 304 Stainless Steel Blind Rivets 8-6, 1/4" x 3/8" Grip (0.251-0.375) QTY 100 : Industrial & Scientific
3/16" (#6) Stainless Steel Interlock Structural Pop Rivets
Amazon.com: SDTC Tech Stainless Steel Blind Rivets 3/16" x 1/4" (6-4) Open End Type Pop Rivet Grip Range 3/16-1/4 inch (50 pack) : Industrial & Scientific