Rivet nuts are made from aluminum alloy which provides strength, corrosion protection and long life. With open end, small flange, round hole, threaded inner wall and partial antis surface, these flat head rivet nuts have a good performance as fasteners. Suitable for repair work on cars, boats, furniture and machines. There are various sizes, M3, M4, M5, M6, M8 and they normally have a low profile compared to other nuts. What this kit delivers - Strong, durable fasteners: aluminum alloy construction offers strength, corrosion protection and long life for mounted hardware. - Low profile flat head design: designed to sit flush in many panels while providing reliable threading. - Versatile sizing: available in M3, M4, M5, M6, M8 for a range of applications; inserts are sized to match these options. - Practical open end and threaded wall: enables secure fastening with a threaded inner wall and a round hole for added reliability. - Partial antis surface finish: contributes to stable performance under use. Kit contents - 1 x Nut Rivet Tool (Including Wrench) - 5 x Nut Rivet Mandrels: M3/M4/M5/M6/M8 - 20 x M3 Threaded Rivet Nut Inserts - 20 x M4 Threaded Rivet Nut Inserts - 20 x M5 Threaded Rivet Nut Inserts - 10 x M6 Threaded Rivet Nut Inserts - 10 x M8 Threaded Rivet Nut Inserts - 1 x Plastic Storage Case - 1 x Instruction Manual Applications and use scenarios - Car repair: fix or reinforce threaded holes in body panels or interior components where access is limited. - Boat maintenance: install or repair threaded connections on deck or hull panels exposed to moisture. - Furniture and machines: mount brackets or hardware into thin panels or enclosures where a strong, threaded insert is required. Key attributes at a glance - Material: aluminum alloy - Sizes: M3, M4, M5, M6, M8 - Design: open end, small flange, round hole, threaded inner wall, partial antis surface - Profile: low profile compared to other nuts - Includes: complete tool, mandrels, inserts in multiple sizes, storage case and manual This kit provides a complete, ready-to-use solution for inserting threaded rivet nuts in a variety of panel thicknesses and materials, with a focus on reliability and ease of use.