Standard Steel Blind rivets have a steel rivet and mandrel, available in a standard diameter domed head.
Aluminum Pop Rivet, Large Flange, 3/16″ (.1875″)
Closed End Blind Rivet, 5/32″ (.156″ OD)
Aluminum Pop Rivet, Large Flange, 1/8″ (.125″)
Aluminum Pop Rivet, 1/8″ (.125″)