Hex Socket Head Bolt Nut Set ? Premium 304 Stainless Steel Assortment 1. Premium 304 SUS Material: Constructed from high-quality 304 stainless steel, this bolt and nut set offers outstanding rust and oxidation resistance, ensuring superior durability for long-term use. Ideal for both indoor and outdoor applications, this set withstands harsh environments without compromising performance. 2. Versatile Sizes: The assortment includes M3, M4, M5, and M6 models with lengths ranging from 6mm to 35mm. This range provides flexibility, making it easy to find the perfect size for a variety of tasks, whether simple home repairs or complex projects. 3. Quality Engineering: Designed with expertise from HVAKHVA?s years in the fastening industry, these hex socket head bolts feature precision threading that enhances ease of use and ensures secure, efficient installation. 4. Comprehensive Kit: This well-organized assortment includes a total of 120 M3 bolts, 130 nuts, and 300 washers; 80 M4 bolts, 80 nuts, and 200 washers; 43 M5 bolts, 44 nuts, and 90 washers; and 16 M6 bolts, 17 nuts, and 40 washers. With flat and lock washers included, this kit is equipped to handle a wide range of projects. 5. Wide Applications: Perfect for furniture assembly, automotive and motorcycle repairs, 3D printing setups, DIY projects, power equipment, and office appliances, this set is a versatile and reliable choice for professionals and hobbyists alike. Upgrade your toolkit with the HVAKHVA Hex Socket Head Bolt Nut Set and enjoy a durable, comprehensive, and versatile solution for all your fastening needs.