✅【MATERIAL】- Made from high quality carbon steel, these nuts have high hardness and a long service life surface is Nickel-plated for good rust resistance and better performance.
✅【Feature】- They can be directly into the aluminum slot hole in any of the assembly post, back spring ball can be fixed its position which make installation very simple and reliable
✅【Application】- 40x40 Series Carbon steel Profile T-Nuts widely used for building industrial aluminum frame structures, 3D printers, CNC Routers, CNC laser cutters, Robotics Projects