Feature Highlights: 1. Premium Brass Material – Made from high-quality brass for excellent corrosion resistance, ideal for both indoor and outdoor applications. 2. Wide Size Assortment – Includes flat washers in sizes M3, M5, M6, M8, M10, and M12 to fit a variety of screws and bolts. 3. Easy to Use – Ready to install right out of the pack, no special tools required. 4. Durable and Reliable – Provides a secure, long-lasting seal or spacer function, reducing wear and improving fastener performance. 5. Convenient 420-Piece Kit – Comes with a practical assortment so you’ll always have the right washer on hand for DIY repairs, plumbing, automotive, or general maintenance. Product Details: This brass flat washer assortment kit is crafted from top-grade brass, offering great durability and resistance to outdoor conditions. The washers are easy to install and help distribute load, prevent loosening, and protect surfaces. Perfect for use with matching screw and bolt sizes, the kit is versatile for home improvement, machinery, plumbing, and automotive projects. Specifications: - Material: Brass - Color: Golden yellow - Sizes Included: M3, M5, M6, M8, M10, M12 - Quantity: 420 pcs total - M3: 100 pcs - M5: 100 pcs - M6: 80 pcs - M8: 60 pcs - M10: 40 pcs - M12: 20 pcs Package Includes: Only the washers listed above. No other items are included. Note: Slight color variations may occur due to lighting and screen differences. Size tolerance is approximately +/- 1–3 mm.