Brand new and high quality.
Standard metric coarse threads.
Zinc plated prevent rust and durable in use.
High wear resistance of product surface.
The design of serration can extend the surface between the nut and work piece,non-slip and easy to lock.
These nuts are used to provide a threaded socket in wood.
Simply tap the nuts into a suitably sized hole and the prongs will hold them in right position.
10 x Nut