... Material grade: J55, K55, N80, L80, T95, 10 3/4" casingCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2 ... Material grade: J55, K55, N80, L80, T95, 11 3/4" oil pipeCasing and Tubing Standard: API 5CT,Carbon ... grade: J55, K55, N80, L80, T95, 13 3/8"oil casingCasing and Tubing Standard: API 5CT,Carbon SteelLength ... grade: J55, K55, N80, L80, T95, API 5CT 2 7/8" N80/L80 Tubing and Casing Pipe