Threaded Insert PliersThreaded inserts are internally threaded fasteners that are a great component to use to add strength to thin materials. Rivet nuts can be anchored to one side of a part without having to touch the other side Different SizesWe offer M3, M4, M5, M6, M8 rivet nuts and mandrels, which you can choose according to your needs for different purposes. (M3 1x mandrel, 20pcs threaded insert; M4 1x mandrel, 20pcs threaded insert; M5 1x mandrel, 20pcs threaded insert; M6 1x mandrel, 10pcs threaded insert; M8 1x mandrel, 10pcs threaded insert) Quality MaterialThe 80pcs rivet nut are made of premium aluminum, corrosion resistant and high strength; The threaded insert pliers carbon steel is ergonomically designed and covered with non-slip rubber handles, convenient and inexpensive to use. Easy to UseDrill a hole and choose a rivet nut of the same diameter; Mount the nut on the pliers and insert it into the hole; Squeeze the handle of the insert pliers to lock the threaded insert; Release the nut and now you can fix the object with bolts; Wide ApplicationThe rivet nut tool is suitable for installing car license plates, bicycle bottle holders; repairing cars, trailers and furniture such as door locks; later use of a space such as the interior of a van or truck, a garage metal shield