drill pipe Standard: API 7 and API spec. 5D O.D 2 ... ,6 5/8 Steel Grade: E75, X95, G105, S135 drill pipeapi drill pipe:well drill pipeAPI 7 and API spec. 5DSpecification: O.D 2 3 ... , TC2000, TC3000Hardbanding: ARNCO 100XT, 200XT, &300XT, BOTN3000, ARMACORMApplication: using for oil well drillingO.D.GradeWall ThicknessUpset Ends,For welded-on Tool JointsTool ...