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API 5CT 2 7/8 STEEL Tubing N80 J55 EUE THREAD, US $ 10 - 1000 / Ton, API, API 5CT, API 5DP, API 5L, API J55-API P110, Cr-Mo alloy, API J55, API K55, API L80, API N80, API P110, 30CrMo, 35CRMO4, 5.21 - 22.22 mm.Source from Yantai Sanmon Machinery Equipments Co., Ltd. on Waimaotong.com.