Allstar Performance ALL18063 Large Head Tri-Fold Rivet; Black Flange - Aluminum Mandrel - Pack of 250

Tri-fold rivets have a perforated body that opens and expands to create a large backside surface area eliminating the need for backer washers. Use a 13/64" drill bit for best results. Features Large Head Tri-Fold Rivet Pack of 250 Specifications Flange Color: Black Mandrel Material: Aluminum