Czlm-a Folding Riveting Gun.

Function: It is a type of tool used to install rivets, which are used to join two or more components together permanently. Type: Specifically, it is a folding riveting gun, which likely refers to a design where the handles or parts of the tool can fold for storage or portability. Operation: Rivet guns, including folding ones, typically work by placing a rivet into the gun and then using a squeezing or lever action to deform the rivet, securing the materials being joined. Components: The image shows the gun itself along with what appears to be a wrench or key, possibly for adjusting or maintaining the tool.