✅【MATERIAL】- This Butterfly Nuts is made from high quality carbon steel, these nuts have high hardness and a long service life surface is zinc-plated for good rust resistance and better performance.
✅【USAGE】- Twist the nut by hand without any other tools, easy to install and remove, can be used repeatedly.
✅【APPLICATION】- Machinery and equipment, electronic equipment, communications equipment, hardware lighting, building bridges, furniture decoration, etc.