1、300 Pcs Set: The set contains 150 pcs color zinc plated rivet nuts and 150 pcs aluminum rivet nuts, enough quantity for your long term use. 2、6 Specifications: These rivet nuts have 6 specifications, respectively are M3 M4 M5 M6 M8 M10, to meet your different needs. 3、Multi Application: These rivet nuts are used for fastening accessories, applicable to a wide range, such as construction, communication, new energy, etc. 4、Excellent Material: The rivet nuts are made from aluminum alloy material, with high hardness, not easy to rust, deform, wear and corrode. 5、Easy Storage: The rivet nuts are boxed, can be neatly stored when not in use, not easy to lose, easy to access. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store