What are the parts of a blind rivet?

Rivet
	The pin is the main part of the rivet that goes through the pieces of material being joined together.
Rivet head
	The rivet head acts as a stopper on one side of the fastened materials. The head will be positioned outside the material to prevent the rivet from slipping out of the material.
rivet mandrel
	The mandrel is inserted into the rivet gun when fastening. The rivet gun partially pulls the mandrel through the pin (body) of the rivet, deforming the pin to form a second head, and then breaking off the mandrel.
Golovka opravki kalepki
	The head of the mandrel expands the body of the rivet and then remains inside the rivet, creating a second head for fixing and fastening the parts to be joined.