These sets of screws are adopted premium iron material, and they can serve you and your pet for a long time. You can add an adorable to the pet cage with these screws. They can also be some very useful tools for home using. Share with your friends who have a small pet and family, they will like the useful tools very much. Features - Color: Silver. - Material: Iron. - Gasket diameter L: 35 mm. - Gasket diameter S: 18 mm. - The length of the (M6): mm. - The length of the screw S(M6): mm. - It is convenient for you to decorate your pet house, just fixed the on your bird cage with the screws. - They are very lightweight and can be carried conveniently. - Hardness, not easy to deformation, super compressive resistance. - Made of iron material, durable for use. - The screws, nuts, gaskets will not hurt your hands and damage the cage during installation. Package list: 30 x sets of screws