General description Durable and versatile, these 100pcs M4, M5, M6, and M8 rivet nuts are made from high-quality aluminum alloy, ensuring excellent corrosion resistance, water resistance, and rust resistance. They are designed for long-term use and are ideal for repairing furniture, decoration crafts, and various industrial applications. Technical specifications Material: Aluminum alloy Color: Silver Sizes: M4: 11 × 9 mm, M5: 13 × 10 mm, M6: 15 × 12 mm, M8: 18 × 15 mm Quantity: 100 rivet nuts (25 of each size) Installation These round thread rivets feature a knurled shape that enhances friction with the contact surface, making them easy to install in various materials. Usage Rivet nuts can be utilized in a wide range of materials, including steel, plastic, fiberglass, and wood. They are suitable for applications in automobiles, furniture, handicrafts, and other industrial products.