China L80 Casing Coupling Factory Landee Provides L80 Casing Coupling, Standard API 5CT, Size 2 7/8 Inch, External Upset End.
China API 5CT Casing Pup Joint Supplier Landee Offers API 5CT Casing Pup Joint, Material L80, 2 3/8 Inch External Upset, 4.7 Pounds Per Foot.