Blind rivets are installed in a tight hole that passes through the materials being riveted A riveter is used to pull the mandrel back while holding the rivet in place. As the mandrel is pulled back it deforms the rivet pushing the sides outward until the mandrel snaps. This expanded size forms the back side of the rivet holding the materials together.
Considered standard, dome is the most common head style.
Countersunk for a flush fit.
A larger head