[Threaded Insert Clamp] Threaded inserts are internally threaded fasteners and are important components used to increase the strength of thin materials. The rivet nut can be fixed on one side of the part without touching the other side.Various SizesWe provide M3, M4, M5, M6, M8 rivet nuts and mandrels, you can choose according to the needs of different uses. (M3 1x chuck, 20pcs thread inserts; M4 1x chuck, 20pcs thread inserts; M5 1x chuck, 20pcs thread inserts; M6 1x chuck, 10pcs thread inserts; M8 1x chuck, 10pcs thread inserts)High-quality Materials80 rivet nuts are made of high-quality aluminum, which is corrosion-resistant and high-strength; the carbon steel thread insertion pliers are ergonomically designed and covered with non-slip rubber handles, which are easy to use and inexpensive.Easy to UseDrill a hole and select a rivet nut of the same diameter; mount the nut to the clamp and insert it into the hole; squeeze the handle of the insertion pliers to lock the threaded insert; loosen the nut, and now you can bolt your object;Wide ApplicationRivet nut tools are suitable for installing car license plates, bicycle bottle cages; repairing door locks of cars, trailers and furniture, etc.; to further utilize space, such as the interior space of a van or truck, metal garage cover