2-in-1 Hex Nuts Locknuts Assortment: This 360-piece metric hardware kit includes 218 hex nuts and 142 locknuts, offering a comprehensive solution for your fastening needs. ? Hex Nuts Breakdown: The kit contains 218 metric hex nuts in 7 sizes: M3 (80 pcs), M4 (50 pcs), M5 (40 pcs), M6 (25 pcs), M8 (12 pcs), M10 (5 pcs), and M12 (6 pcs). Perfect for applications ranging from DIY furniture projects to building construction. ? Lock Nuts Overview: Includes 142 metric locknuts in 7 sizes: M3 (35 pcs), M4 (35 pcs), M5 (35 pcs), M6 (20 pcs), M8 (10 pcs), M10 (4 pcs), and M12 (3 pcs), catering to diverse fastening requirements. ? High-Quality 304 Stainless Steel: Made from durable 304 (18-8) stainless steel, these locknuts resist corrosion and oxidation, providing a longer service life compared to galvanized options. ? Nylon Insert for Security: Each locknut features a nylon insert that creates a tight fit with bolt threads, enhancing anti-loosening capabilities and providing superior resistance to vibration and wear. ? Convenient Storage Box: The assorted locknuts are neatly organized in a storage box for easy access and protection, ensuring they remain sorted and ready for use. ? Wide Application: Ideal for various uses, including furniture assembly, automotive repairs, mechanical applications, and general maintenance tasks around the home, shop, or construction