Features High-Quality Material: Made of nickel-plated iron, these screws and nuts are durable and built to last, ensuring reliable performance for your network cabinet. Versatile Installation: Designed to be installed in square or rectangular holes, providing flexibility and compatibility for various applications. Easy Installation and Repositioning: Fast and convenient to install, and can be easily disassembled and repositioned, saving you time and effort during setup and maintenance. Welding Alternative: These screws and nuts are the best choice to replace welding nuts, offering a more efficient and versatile solution for your electrical cabinets. Wide Application: Preferred fasteners for electrical cabinets in railway, vehicles, network cabinets, mechanical mold, and more, making them suitable for various industrial and commercial settings. 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