These socket set screws are for securing components in various applications, such as machinery and electronics. With a black coating, they offer enhanced corrosion resistance. To use, simply insert the screw into the pre-drilled hole and tighten with an allen wrench. Ideal for DIY projects, these screws ensure a firm and reliable hold. Features -Color:Black -Material:Carbon Steel -Size:0.40X0.20X0.20cm/0.16X0.08X0.08in -Versatile set: this set of socket head cap screws offers a variety of sizes to meet multiple needs, making it ideal for various applications -Flat end design: the flat end design ensures easy installation and removal, providing a smooth experience for users -Secure fastening: these grub screws are designed for reliable fastening, ensuring that your components stay securely in place -Headless design: the headless set screws prevent any protrusion, reducing the risk of injury and providing a clean, flush finish -Precision positioning: these positioning screws offer precise alignment, making them for applications requiring exact placement Package list: Allen Head Socket Screws