5/16"-18 UNC Hex Coupling Nuts, 10Pcs 0.98" Long Fully Threaded Rod Coupling Nut Studding Connector Fasteners Galvanized Carbon Steel

Whether for maintenance, construction, or repair tasks, these hex coupling nuts offer excellent applicability and reliability, and serve as essential accessories for machines, construction sites, automobiles, factories, home DIY projects, and more, ensuring secure and reliable connections. Widely utilized in communication, office equipment, electronics, aerospace, railway, instrumentation, machinery manufacturing, and other industries.Specification:Material: Galvanized Carbon SteelColor: Silver ToneThread Size: 5/16"-18 Female ThreadThread Type: UNC StandardOverall Size: 25 x 12mm / 0.98 x 0.47 Inch (L x Hex Width)Package List: 10Pcs x Hex Coupling NutsAdvantage:Made of galvanized carbon steel, the hex coupling nuts can be mildly magnetic, has high hardness high-temperature ductility, low magnetic permeability, and is durable for long-term use. It has excellent anti-corrosion and rust-proof in chemical, marine, and other areas, works indoor and outdoor, even in wet environments.The combination of a full thread interior, hexagonal exterior design, and precise thread design enhances fastening capabilities, ensuring optimal contact with objects, and significantly improving retention strength for secure and reliable connections.Instruction:With a hexagonal exterior design, these coupling nuts are easy to install and can be securely tightened using a wrench, effectively joining together the two parts of fasteners or fittings. NOTE:Please check the size before purchasing.