Size: 1/2- 13 inch diameter, 1-3/4 inch length coupling nut zinc-plated steel.
Premium Material: Rod Coupling Nuts is made of zinc plated steel to ensure long term use.
Application:The rod coupling nut is great for both indoor and outdoor use. Suitable for communication, office equipment, electronics and other industries.
Easy to Install: The rod coupling nut needs to be tightened with a wrench so that the two parts of fasteners or fittings are joined together.
Product Included: 8 packs coupling nut; Hex-Shaped on the outsides, a wrench can tighten or loosen it easily.