ITEM NAME:80Pcs- M3 M4 M5 M6 M8 T Nut Nuts Tee TNut TNuts Blind 4 Prong Description: Solid Steel Gun Body and Mandrels, durable and reliable, for long-lasting use. Ergonomically Designed Grip Handles with PVC sleeves for no-slip, safe and comfortable operation. Rivet Nuts are made from aluminum alloy which provides strength, corrosion protection and long service life. Rivet Nuts feature ribbed external body for increased torque out resistance, and threaded inner wall for good fastening performance. Galvanized steel is to ordinary steel and provides excellent rust resistance in water applications. Versatile, Suitable for Car, Trailer, Truck, Furniture, Tools, Appliances, Farm Equipment Repairing work, even Boat Building and many other applications where fastening is needed! Specification: Material: Solid Steel Size of Mandrels: M3/M4/M5/M6/M8 Package Includes: 20 x M3 Rivet Nuts 20 x M4 Rivet Nuts 20 x M5 Rivet Nuts 10 x M6 Rivet Nuts 10 x M8 Rivet Nuts 1 x Plastic Storage Case SKU: DMO0013449073007240.10 x M8 Rivet Nuts. 20 x M4 Rivet Nuts. 10 x M6 Rivet Nuts. 20 x M5 Rivet Nuts. 20 x M3 Rivet Nuts. Rivet Nuts are made from aluminum alloy which provides strength, corrosion protection and long service life.