We specialize in producing high-strength hexagonal copper nuts for copper pipe connectors, as well as all kinds of precision hardware and non-standard hex nuts. Adopting premium copper material and professional CNC integrated machining, the products feature compact structure, smooth surface and precise thread accuracy. With excellent hardness, wear resistance and sealing performance, the nuts fit perfectly with copper pipe connectors, realizing tight connection and stable sealing. Standard and non-standard special specifications can be customized according to actual installation needs. Hexagonal outer shape is easy for tool assembly and disassembly, suitable for long-term stable use in pipeline connection scenarios. Widely used in plumbing piping, air conditioning refrigeration, sanitary ware fittings and mechanical hardware connection fields. Factory direct processing supports drawing and sample customization, small batch trial production and large quantity wholesale with stable workmanship and reliable quality.