- Comprehensive Set : This package includes 50 pieces of jack nuts in various sizes (M4 20, M4 25, M5 25, M6 25, M8 30), providing a versatile selection for all your fastening needs. Perfect for daily use and replacements, our diverse range addresses common challenges encountered during projects. - Reliable Fixing Strength : Our jack screws and nuts offer exceptional strength and grip, ensuring they remain securely fastened. Compatible with metal, soft plastic, and other materials, they deliver a robust hold. The expanding head design enhances clamping force distribution, while high hardness ensures resistance to deformation and breakage under heavy loads. - Easy Installation Process : 1. Drill a hole matching the diameter of the fastener. 2. Insert the fastener into the hole and adjust the screw. 3. Use a fastening tool to compress the back of the fastener and remove the screw. 4. Screw through the item to be fixed, and tighten using a screwdriver. - Durable Construction : Made from high-quality carbon steel with a zinc-plated finish, these petal rivets and nuts resist corrosion and rust, making them ideal for marine environments. Enjoy long-lasting performance and reliability in various applications. - Practical Applications : - Securely fasten components in automotive or machinery repairs. - Use in woodworking projects to join different materials with confidence. - Ideal for DIY home improvement tasks, providing strong and durable connections. With our jack nuts, experience effective solutions to your fastening needs, ensuring every project is completed with precision and reliability.