Rivet Nut Kit — 200-Piece SAE Flat Head Rivnut Assortment for Reliable Fastening When a stripped thread or thin-panel fastening challenge stops your project cold, you need a solution that installs fast and holds firm. Whether you're a weekend DIYer, a professional mechanic, or a fabricator working on automotive bodywork, loose or damaged threads are a constant frustration — and this rivet nut kit was built to fix that. This kit includes 200 pcs steel rivet nuts (rivnuts / nutserts) spanning sizes 6# through 3/8" SAE flat head profiles. Each nut is manufactured from thick carbon steel with a heat-treated finish, delivering excellent durability, high strength, and corrosion resistance. The kit also includes a rivet nut installation tool, giving you everything needed to get started right out of the box. Ideal for automotive repairs, industrial assembly, construction framing, and general DIY projects, these flat head rivnuts create strong, vibration-resistant threaded inserts in sheet metal, tubing, and thin-wall materials — no welding required. ✅ Compatible with sheet metal, thin-wall tubing, aluminum panels, and other materials where a through-bolt is not possible. Suitable for SAE standard fastener applications. Key Features 🔩 Made from thick carbon steel with a heat-treated finish for corrosion resistance, added durability, and long-term strength in demanding environments. 📦 200-piece assortment covering sizes 6# through 3/8" SAE flat head profiles — a comprehensive range for automotive, industrial, construction, and DIY applications. 🗂️ Organized compartment storage box keeps every size separated and easy to access; the box is labeled on both sides with a detailed size information sheet so you can quickly match the correct nut even if sizes get mixed. 🔧 Includes a rivet nut installation tool so you can begin installing rivnuts immediately without sourcing additional equipment. 🏗️ Versatile application range — suitable for automotive bodywork, industrial fabrication, construction projects, and everyday DIY repairs wherever a threaded insert is needed. 🤝 Backed by exceptional customer service: if you are not completely satisfied with your purchase, contact us and any issues will be resolved promptly. Who Is This For 🔧 DIY Home Repairers Perfect for homeowners tackling furniture repairs, appliance fixes, or garage projects where standard bolts won't work on thin panels. 🚗 Automotive Enthusiasts & Mechanics Install threaded inserts in car body panels, brackets, and chassis components without welding — ideal for restoration and custom builds. 🏗️ Industrial Fabricators & Contractors Reliable for production-line assembly, HVAC ductwork, and construction applications requiring consistent, high-strength threaded connections. 🎁 Workshop Gift A practical, well-organized kit that makes a thoughtful gift for anyone who works with metal, wood, or composite materials regularly. Technical Specifications Kit Quantity 200 Pieces Size Range 6# – 3/8" SAE Head Style Flat Head Fastener Type Rivet Nut (Rivnut / Nutsert) Material Carbon Steel Finish Heat Treated Standard SAE Includes Installation Tool Yes Storage Compartment box with size labels on both sides Weight 0.76 kg Application Automotive, Industrial, Construction, DIY Frequently Asked Questions What sizes are included in this rivet nut kit? The kit includes 200 pieces covering sizes 6# through 3/8" in SAE flat head profiles, giving you a comprehensive range for most automotive, industrial, and DIY applications. Does this kit include an installation tool? Yes. A rivet nut installation tool is included in the kit so you can begin installing rivnuts right away without purchasing additional equipment. What material are the rivet nuts made from? The rivet nuts are made from thick carbon steel with a heat-treated finish, providing corrosion resistance, high strength, and long-term durability. What is the difference between a rivet nut, rivnut, and nutsert? Rivet nut, rivnut, and nutsert are all common names for the same fastener — a threaded insert that is installed into a pre-drilled hole and expanded to create a strong threaded connection in thin materials. What materials can these rivet nuts be installed into? These flat head rivnuts are suitable for sheet metal, thin-wall tubing, aluminum panels, and other materials where a through-bolt is not practical. They are commonly used in automotive bodywork, HVAC, and general fabrication. How are the nuts organized in the storage box? The reinforced storage box features individual compartments for each size, keeping everything organized and easy to access. The box is labeled on both sides with a detailed size information sheet so you can quickly identify and match the correct size. What if I am not satisfied with my purchase? We are committed to providing excellent customer service. If you are not completely satisfied with your purchase, please contact us and we will ensure any issues are resolved promptly. Add this 200-piece rivet nut kit to your cart today and tackle any threaded fastening challenge with confidence — organized, durable, and ready to work.