1.Versatile Application: These high-quality rivet nuts are designed for a wide range of applications, including construction, communication, and energy industries. They provide secure fastening solutions for various materials such as steel, fiberglass, and plastic. 2.Extensive Size Range: With six different specifications (M3, M4, M5, M6, M8, M10), this rivet nut kit covers a wide range of fastening needs. You can easily find the right size for your projects, ensuring a perfect fit every time. 3. and Reliable: Crafted from premium aluminum alloy material, these rivet nuts boast exceptional hardness and resistance against rust, deformation, wear, and corrosion. They long-lasting performance, even in demanding environments. 4.Convenient Storage: The rivet nuts come neatly organized in a plastic box, providing easy storage and preventing loss or damage. This ensures quick and effortless access to the desired size whenever you need it.