Carbon steel rivet nuts set: The rivet nuts have a wide tolerance in the adjustment range and can be installed in a variety of material thicknesses, more practical than other fasteners. /p> High quality: Made of carbon steel, with zinc coating on the surface, corrosion and acid resistant, provides high strength load-bearing wires, no longer have to worry about them rusting and breaking during installation. 6 different dimensions: M3 x 40pcs, M4 x 40pcs, M5 x 30pcs, M6 x 20pcs, M8 x 15pcs, M10 x 5pcs, packing quantity: 150pcs, the set can meet your different needs. Easy to use: The rivet assortment nuts make it easy to insert into the workpiece. It is suitable for high-end models, rod equipment, tubular connecting parts or antiseptic equipment. Wide application: Widely used in the assembly of electromechanical and light industrial products such as automobiles, aviation, railways, refrigeration equipment, elevators, switches, instruments, furniture and decoration. Product Description