Instructions:
1. install the step drill: make sure the step drill is properly installed and prepare the required material and tools
2. drill holes according to the requirements: Drill holes in the correct locations according to the size and position. Ensure that the holes are accurate and consistent.
3. install the rivet nut: Select a rivet nut of the correct size and install it in the drilled holes. Make sure the rivet nut fits the hole.
4. attach the hexagon socket: Use a hexagon socket to tighten the rivet nut. Ensure that the rivet nut is firmly seated in the hole.
5. loosen the retracting bolt: use the appropriate tool to pull out the bolt in the opposite direction to ensure that the rivet nut is firmly seated.
6. complete the riveting: After completing the above steps, perform the final riveting to ensure the rivet nut is firmly seated in the hole.
Features:
Easy to install and replace
Thanks to the simple assembly of the rivet nut bar and the lock nut, using our tool is effortless. The set also includes replacement mandrel heads for nut rivets, making replacement easy and preventing wastage.

Cost-efficient
Instead of buying a new rivet, you can save money with our set by replacing the nut mandrel. It's a cost-effective solution that gives you long-term use.

Versatile
With a wide range of threaded rods and nuts in different sizes, our set is compatible with a variety of applications. Whether you need sheet metal nuts, sleeve nuts or clinch nuts, this set fulfils your different needs.

Specifications:
Material:
Rivet Head: carbon steel
Nut: Zinc Steel

Package contents:
7 x Rivet Tool Mandrels.
7 x Hex Shank Rivet Nut Adapter
10 × M3 nut
10 × M4 nut
10 × M5 nut
10 × M6 nut
10 × M8 nut
10 × M10 nut
10 × M12 nut