National Hardware 7/8 in.-9 Zinc Coupler

The National Hardware 7/8 in.-9 Zinc Coupler is designed to securely join two pieces of threaded rod together in structural and hanging applications. Featuring durable construction with a corrosion-resistant zinc finish, it delivers reliable holding power for both interior and exterior projects. Engineered for high-strength connections, this coupler provides dependable alignment and stability. Built with witness holes on larger sizes to verify full thread engagement, it ensures a safe and secure installation for your hardware and framing needs.