... :2-3/8"- 5-1/2" 3.Usage : for well drill UsageFor Well Drilling Size DesignationNominal WeightCalculatedWeight WpeGradeWall ThicknessUpset Ends, forWeld ... /860.36.656.269.32E,X,G,S0.2807.11EU2-7/873.010.49.7214.48E,X,G,S0.3629.19EUIU3 ... .724.7022.5433.57E,X,G,S0.41510.54IEU well drill pipe