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fleckner fasteners are a type of fastener consisting of a head and a shank, used to tightly connect two parts (or components) with holes, forming a single unit. This type of connection is called a riveted joint, or riveting for short. It is a non-detachable connection. In riveting, the parts being joined are connected through the rivet's own deformation or an interference fit. There are many types of rivets, with no restriction on form. Rivets are typically used for joining objects together and usually require specific specialized tools for installation. Types of rivets include semi-round head rivets, flat cone head rivets