The China Oil Drilling Coupling Plant offers high-quality Industrial Tube Couplings. These couplings are manufactured in accordance with the API 5CT standard, ensuring reliability and durability. Crafted from robust carbon steel, they have a diameter of 2-7/8 inches and feature EU (External Upset) ends, which enhance their strength and compatibility with other drilling equipment. With Grade J55 material, these couplings provide the necessary tensile strength and resistance to withstand harsh drilling conditions.