Features: The 400pcs Rivets Nut Set offer carbon steel rivets nut, ensuring sturdy hold for fastening needs. Each set features a variety of size with a knurled body for increased grips and ease of installation in metal and plastic materials. For professional mechanics, hobbyists, and craft enthusiasts, this rivets nut set is for anyone involved in general maintenances or customes projects. These threaded rivets are for use in automotive repairs, furniture assembly, electronic applications, and equipment, providing a secure and sturdy solution. Expand your toolkit with our rivets nut inserts, designs to deliver efficient fastening experience for projects. Specifications: Component: Carbon Steel Color: As Picture Show Size: Mixed Package Includes: 400pcs Rivets Nut note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.