160pcs оборудование черных аксессуаров купол гайка крышка болт с шестигранной головкой для винта с коробкой

function: protect the nuts from damage and improve the finished look of your hardware. material: made of nylon material, lightweight and can be used for a long time. application: intended for hexagon bolts, screws and nuts. with box: comes with a storage box for easy storage and transportation. easy to use: threaded design is easy to fit and remove.