trivd frol rivet nut tool kit, 520pcs sae & metric rivet nut assortment kit w galvanized carbon steel flat head threaded insert nuts, sizes 6-32 8-32 10-24 1/4"-20 5/16"-18 3/8"-16 m3 m4 m5 m6 m8 m10 is up for auction in Tools & Home Improvement. This item is in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.