Features High-Quality Material: Made of high-quality nickel-plated iron, these screws and nuts are sturdy and durable, providing long-lasting reliability for your network cabinet installation needs. Versatile Installation: These cage screws and nuts are designed to be installed in square or rectangle holes, offering flexibility and compatibility with various cabinet types. Fast and Convenient: Enjoy fast and convenient installation with the ability to disassemble and reposition the screws and nuts as needed, saving you time and effort during cabinet assembly. Welding Nut Replacement: These screws and nuts are the best choice to replace welding nuts, ensuring a secure and reliable connection without the need for welding equipment or expertise. Wide Application: Preferred fasteners for electrical cabinets of railway, vehicles, network cabinets, mechanical mold, and more, providing versatile and reliable support for various applications. Specification: Material: Nickle plated iron Size: M5*16, M5*20, M6*16, M6*20 (Optional) Quantity: 20pcs Weight: 160g~208g / 5.6oz~7.3oz (approx.) Package list: 20 * Screws and Nuts Package List