<b>For Detailed Specification of the rivet nuts, please review the 5th image, if neccessary, please download it for future reference. <b/> <BR><BR><BR> <b>Quantity: <b/> <BR>rivet nut 8-32-----------------20 <BR>rivet nut 10-24-----------------20 <BR>rivet nut 1/4-20-----------------20 <BR>rivet nut 5/16-18-----------------10 <BR>rivet nut 3/8-16-----------------7 <BR> <BR> <BR>TOTAL: 77pcs 5 Sizes Stainless Steel Rivet Nut. <BR><BR> <BR> Same size Rivet Nuts are stored in one compartment with product labels showing the sizes ( 8-32, 10-24, 1/4-20, 5/16-18, 3/8-16) so that you can easily distinguish the size and chose the right Rivet Nuts you want. <br><br> A Rivet Nut fastener is a tubular rivet with internal thread which can be installed in seconds form one side of the work. Once installed, no finishing work is required on the RIVNUT fastener. <BR><BR> <BR> The added benefit of not only being a dependable fastener, they are ready to use with clean threads available for screw attachments. <BR><BR> <BR> Rivet Nuts also are used when an application has little or no access to the backside as they can be installed from the front side of the work piece.