A rivet nut is a fastener that connects two or more metal parts together through riveting technology. It usually consists of a nut with threads and a nail body that can be inserted into a hole. There are many types of rivet nuts to choose from, including flat head rivet nuts, countersunk head rivet nuts, round head rivet nuts, etc., such as GB17880.1, GB17880.2, GB17880.3. Each type of rivet nut has its specific scope of use and advantages. It is widely used in automobile manufacturing, aerospace, electronic equipment, building decoration and other fields.