Standard Steel Blind rivets have a steel rivet and mandrel and large flange diameter. The 1/8” large flange rivet has a .390” OD.
Closed End Blind Rivet, 3/16″ (.1875″ OD)
Step Drill Set
Aluminum Pop Rivet, 5/32″ (.156″)
Steel Pop Rivet, 1/8″ (.125″)