(25 Pcs) 7/16″-14×2 3/4″ Grade 8 Hex Flange Bolt (PT) Zinc Phos & Oil
Finish : Zinc Phosphate & Oil. Plumbing and Piping – Used to fasten flanges in pipelines, ensuring secure connections in water, gas, and chemical systems. Aerospace Industry – Used in aircraft assembly where vibration resistance is crucial.