Blind rivets, as a common fastener, are widely used in various industries and fields. It is composed of two parts of the nail core and the nail sleeve, by inserting the nail core into the nail sleeve, using a special riveting gun or riveting machine for compressed air or hydraulic riveting, so that the nail core and the nail sleeve are closely combined together to achieve the purpose of fastening the connection. Core-pulling rivets have the characteristics of high connection strength, easy operation, good corrosion resistance, etc. In addition, core-pulling rivets also have the function of shock-proof and vibration absorption, which is suitable for all kinds of steel structure and concrete structure fixed parts connection.