Enhance the durability and reliability of your fastening applications with these high-quality Self Tapping Thread Inserts. Designed for easy installation without the need for pre-tapping, these inserts provide a strong and secure threaded connection in low-strength materials such as aluminum and magnesium. Ideal for parts requiring frequent disassembly, they significantly improve wear resistance and extend the service life of screw threads. Key Features: · **Direct Installation**: No need to tap threads beforehand, allowing for quick and hassle-free installation. · **Enhanced Connection Strength**: Specifically designed for low-strength materials like aluminum and magnesium, preventing thread damage and ensuring a secure fit. · **Improved Wear Resistance**: Perfect for components that require frequent removal, these inserts help maintain thread integrity and prolong service life. · **Prevents Loosening**: Provides a stable and reliable connection that resists screw loosening, especially useful for applications demanding a high coefficient of safety. · **Easy Maintenance**: Restore damaged screw holes by installing a thread insert, enabling normal use and avoiding workpiece loss. Specifications: · Material: Metal · Inner Thread Size: M4 (diameter) x 0.7 (pitch) x 8mm (length) · Outer Thread Size: M6.5 (diameter) x 0.75 (pitch) · Drilling Diameter: 5.8–5.9mm (plastic); 6.0–6.1mm (aluminum alloy); 6.1–6.2mm (cast iron) · Minimum Drilling Depth: 10mm · Quantity: 20 pcs · Weight: Approximately 20g Package Includes: · 20 x Self Tapping Thread Inserts These self tapping thread inserts offer a reliable solution to strengthen and protect threaded connections in delicate materials, ensuring long-lasting performance and easy maintenance for your mechanical and repair projects.