Tackle riveting projects with ease using this 16-inch rivet nut tool kit, featuring a labor-saving design with a quick de-riveting knob that automatically releases the rivet with a simple twist. The 16-inch long handle maximizes leverage, making riveting faster and easier compared to manual methods, saving time and effort on every project. Built with professional-grade quality, this rivnut tool kit features a high-strength alloy rivet setting rod and carbon steel handles that resist corrosion and deformation for lasting durability. The ergonomic rubber handle ensures a non-slip, comfortable grip, providing stable support for daily work or hobby projects. This comprehensive kit includes 13 mandrels and 186 rivet nuts in a wide range of sizes: M3, M4, 10-24, M5, M6, 1/4-20, 8-32, 5/16-18, M8, 3/8-16, M10, M12, and 1/2-13—covering both metric and SAE standards for maximum versatility. User-friendly operation requires no complicated steps; simply replace the appropriate mandrel and rivet nut, open and close the handle to complete installation, and twist the knob to de-rivet. Even first-time users can achieve professional results. All components are neatly organized in a durable carrying case for easy storage and portability. Perfect for automotive, metalworking, HVAC, and DIY applications. Durable, versatile, and built for reliable performance. Ideal for professionals and hobbyists alike.