Feature●Improved Using Experience: Female Threaded Coupling Nut Kit is overall stronger and more durable to improve your using experience.●RUST AND RESISTANT: Internally threaded coupling nuts are rust and resistant and durable for indoor or outdoor use.●Holds parts together: Internally threaded coupling nuts are designed to hold two parts (usually threaded rods) together.●304 STAINLESS STEEL: The female thread coupling nut is made of 304 stainless steel, which has good performance and can be used stably.●Suitable scenarios: Female thread coupling nuts are widely used in home decoration, machine maintenance, equipment maintenance, pipe maintenance, etc.Description