The knidist Button Rivet Locking Nut Assortment combines M4, M5 and M6 sizes in a compact 15-piece set. Its petal-style expansion design creates a threaded anchor behind a panel, making it suited to fastening, repair and assembly tasks where rear access is
Quick Verdict
This assortment offers a straightforward solution for one-side panel fastening. The expandable petal body is designed to grip behind the mounting surface, while zinc-plated carbon steel provides the stated everyday construction. With three metric sizes included, it is practical for common repair
DIY repairs, panel assembly and fastening jobs with limited rear access.
- M4 M5 M6 Size Assortment: Button Rivet Locking Nut Assortment includes M4, M5 and M6 sizes for common fastening, repair and assembly jobs. This multi-size selection gives you practical options for sheet metal, equipment panels, furniture, workshop maintenance and DIY installation projects
- Petal Expansion Grip: The M4 M5 M6 Petal Rivet Nut Set uses an expandable petal-shaped body that opens behind the mounting surface to create a stable threaded anchor. These expansion locking nuts are especially useful for thin panels and hollow sections where a conventional nut is difficult to secure
- Zinc Plated Carbon Steel: Each Button Rivet Locking Nut is made from carbon steel with a zinc-plated finish for dependable everyday use. The durable construction helps resist moisture, oxidation and normal surface wear while maintaining a secure threaded connection for garage, workshop and home repair applications
- One Side Panel Fastening: Button Rivet Locking Nuts Set provides a practical solution when you cannot reach the back of a panel to hold a standard nut. Insert the fastener from the accessible side and create an internal threaded mounting point for automotive panels, enclosures, cabinets and other compatible materials
- Versatile Repair Applications: Use this Petal Rivet Nut Set for automotive sheet metal, machinery maintenance, equipment housings, furniture reinforcement, cabinets, thin-wall panels and general DIY projects. The assortment gives mechanics, maintenance users and home repairers a convenient fastening option for multiple installation needs
Key Takeaways
- Includes M4, M5 and M6 metric sizes.
- Petal body expands behind the mounting surface.
- Zinc-plated carbon steel construction.
Three Useful Metric Sizes
The assortment includes M4, M5 and M6 button rivet locking nuts, covering three commonly used metric sizes. This range can be helpful when working across different panels, hardware or repair projects. The listing identifies the set as 15 pieces, while the supplied data does not specify how those pieces are divided among the sizes.
Designed for One-Side Installation
The petal-shaped body is designed to expand behind the mounting surface, creating a stable threaded anchor. That makes this style useful when the rear of a panel cannot be reached to hold a conventional nut. The product description presents it as a practical option for fastening through one accessible side.
Zinc-Plated Carbon Steel
Each fastener is made from carbon steel with a zinc-plated finish. According to the listing, this construction is intended for dependable everyday use and helps resist moisture. The supplied information does not provide load ratings, installation tooling requirements or specific environmental limits, so project compatibility should be checked before purchase.
Pros
- Three metric sizes included
- Petal expansion grip
- Zinc-plated finish
- One-side panel fastening
Cons
- Piece distribution is unspecified
- No load ratings provided
Buying Advice
Choose this set when your project uses M4, M5 or M6 hardware and requires a threaded anchor installed from one side. Confirm the needed size, piece count and panel compatibility first, since the listing does not detail distribution, loads or tooling.
Frequently Asked Questions
What sizes are included?+
The assortment includes M4, M5 and M6 button rivet locking nuts, offering three metric sizes for fastening, repair and assembly applications.
What is the petal body for?+
The expandable petal-shaped body opens behind the panel to create a stable threaded anchor when the rear side is inaccessible.






