China API 5CT Seamless Casing Manufaturer Landee Supplies API 5CT Seamless Casing, N80Q, R3, 9-5/8 Inch, Ends Design BC, Painted Surface Treatment.
China N80Q Seamless Casing Manufacturer Landee Supplies N80Q Seamless Casing, API 5CT, R3, Size 9-5/8 Inch, Black Painted Surface Treatment.