Product use: used in the fastening field of various metal plates, pipes and other manufacturing industries. The assembly of light industrial products solves sheet metal. The thin tube welding nut is easy to melt, the base material is easy to weld and deform, and the tapping internal thread is easy to develop Slippery, no need to tap the internal thread, no need to weld the required nuts, high riveting efficiency, easy to use. No need to tap internal threads, no need to weld nuts, strong riveting force, easy to use. Rivet nuts can be installed in many different materials including steel, plastic and fiberglass. It is suitable for fixing areas of various metal plates, pipes and other manufacturing industries. It is widely used for riveting of electromechanical and light industrial products, such as automobiles, aviation, railways, refrigeration, elevators, switches, instruments, furniture and decoration product name:Rivet Nuts Colour: silver Material: aluminum alloy Package Contents: 45 x M3 Nut 40 x Nut 40 x M5 Nut 30 x M6 Nut 20 x M8 Nut 15 x M10 Nut Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.