Bolt and nut set 304 Stainless Steel Rivet nut, Flat Head Cylindrical Pull Cap, Stainless Steel 304 Small countersunk Head Rivet nut Half Hexagon-M5( 50 Grains) Aluminum Material Bolts and nuts :
M8 x 16.5mm - Blind Rivet Nut Flange Head Grip Range 0.5mm-3.0mm - Steel - Pack of 25 | Blind Rivet Nuts
Understanding The Variations & Benefits of Rivet Nuts | Goebel Fasteners
Small Head Open Steel Grooved Rivet Nuts - Rivnuts - Nutserts - Blind Nut - About Town Bolts