【Set of 80 pieces】 The set contains 80 butterfly nuts, mainly used for installation and attachment, as auxiliary tool, and more types to meet your daily use. 【 Combinations of several types】 There are 4 different sizes of ear nuts, M4 * 20, M5 * 20, M6 * 20, M8 * 20 that you can choose according to your needs for different objectives and projects. 【Beautiful shape】 The head has the shape of a wing that is very pretty and made of the nut not only a clasp but also a good decoration. It has a special design, it is easy to install and disassemble. 【High quality materials】 Butterfly nuts are high quality white zinc, have a high hardness and are not easy to deform . 【Wide range of applications】 is suitable for machines and systems, electronic devices, communication devices, hardware lighting, bridge construction, furniture decoration, etc. Material Galvanized iron, galvanized, anti-rust and anticorrosion. Property Easy to install and remove, can be used multiple times. Use Turn the nut by