1/2-13X1 3/4 Hex Rod Coupling Nut 3/4 inch Across Flats Grade 5 Zinc (Pack of 5)
- Hex-Shaped on the outsides, a wrench can tighten or loosen it easily.
- Material: Coupling nut are made of 304 Stainless Steel, good rust resistance and durable..
- Application: Metric coupling nuts are designed to secure 2 parts together, most commonly threaded rod.
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