The Performance Tool W2006 SAE Rivet Nut Kit Set is a high-performance riveting tool that makes inserting threaded rivet-style fasteners into thin metal, plastic, or fiberglass a breeze. With four threaded mandrels and nosepieces that can handle a wide range of fastener sizes, including #10-24, 1/4-20, 8-32, and more, this rivet nut gun is versatile and efficient. Additionally, this kit comes with 45 metric rivet nuts included, so you'll have everything you need to get started on your next project right out of the box. The long handle of the thread hand riveter provides comfort and reduces fatigue during use, making it easy to work on large projects without straining your hands. And with the formed blow-molded case included, you can rest assured that the inserts will always be organized and protected, ensuring that they are always at hand when you need them.