420PCS Brass Knurled Nuts Assortment Set - M2 M3 M4 M5 Heat & Corrosion Resistant

Build with confidence using this comprehensive 420-piece assortment of high-quality brass knurled nuts. This collection, featuring M2, M3, M4, and M5 sizes, is crafted from premium brass known for being heat-resistant, wear-resistant, and corrosion-resistant, ensuring exceptional durability and long service life. The female threaded insert nuts are designed for effortless installation; they can be guided into place without the need for pre-drilling recessed holes. Ideal for integration via ultrasonic welding, hot air, or directly during the injection molding process. These versatile fasteners are perfect for a wide range of applications, including securing components in cell phones, laptop computers, plastic housings, communications equipment, micro motors, and various DIY electronics projects. Organize your workshop with this reliable, professional-grade hardware solution.