These M5 knurled brass for applications requiring high torque and pull-out resistance. The double helical design ensures a tight grip within the material, making them suitable for use in automotive, electronics, and woodworking projects. To install, heat the insert with a soldering iron and gently press it into the material until it is flush. Features -Color:Golden -Material:Brass -Size:0.70X0.70X0.60cm/0.28X0.28X0.24in -Increased stability: the double diagonal pattern enhances the grip between the nut and the thread, improving the overall stability of the connection. -Timesaving design: the embedded feature simplifies the installation and removal process, making it quicker and more efficient. -High conductivity: constructed from copper, these nuts provide durable electrical conductivity, making them good for electronic applications. -Corrosion resistance: the copper material offers excellent resistance to corrosion, ensuring performance in various environments. -Wide compatibility: size makes these nuts compatible with a broad range of mechanical and electronic devices, ensuring versatile use Package list: 4 pcs x 60pcs brass nuts