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 hand without any other tool, easy to install. Applications The nuts Earrings are mainly used in electronic products, appliances, communication antennas, shipbuilding, aerospace, mechanical construction, LED lamps, screens and other areas where appliances where often require insulation, disassembly and maintenance. Material: Galvanized iron Technical data: M4 * 20, M5 * 20, M6 * 20, M8 * 20 Supply 80 * Zinc alloy ear nut