NUT COUPLING 3/4"-10 by BOLTMASTER MfrPartNo 11841 Go to amazon.com Related posts Top 16 best coupling nuts 3/4 for 2022 FeatureFastens threaded rod togetherLow carbon steelZinc platedCan be cut3/4"-10 Description3/4"-10. Low carbon steel. Fastens threaded rod together. Can be cut. Zinc plated. Carded.