Countersunk POP Rivets Closed End
Aluminum Hat / Steel Mandrel
Countersunk POP Rivets, also known as Flat Rivets, are used to connect two pieces of material in quick, efficient way. The hat of the rivet is almost inverted, with a 120 degree countersink in the integrated washer. A countersunk rivet is used in countersunk holes and once set, finish flush to the surface.
Countersunk POP Rivets, also called Blind Rivets, are tubular, comprised of a hat and mandrel; the length of the mandrel is snapped off when installed. Comes in Aluminum/Steel which means the hat is made of aluminum and the mandrel is made of steel.