Features OPERATING PROCESS --- Our female threaded cylindrical coupling nut is designed to hold two parts together, usually a threaded rod. MADE BY 304 STAINLESS STEEL --- Female threaded cylindrical coupling nut is made of 304 stainless steel, excellent performance, and can be used stably. CORROSION AND RUST RESISTANCE --- Female threaded coupling nut has good rust, corrosion resistance and durability, suitable for indoor or outdoor use. RUGGED AND PRACTICAL --- The female thread coupling nut kit is overall rugged and durable, which can give you better using experience. WIDE APPLICABLE SCENARIO --- Female thread coupling nuts are widely used in home decoration, machinery maintenance, equipment maintenance, pipe maintenance, etc. Specification: Item Type: Female Thread Coupling Nut Material: 304 stainless steel Specification: M4 x 0.7-8-L10mm Package List:50 x Female Thread Coupling Nut Package List 50 x Female Thread Coupling Nut