Best Selling Seamless Oil Drill Pipes 1.OD: 10.3 ... ,B,X42,X46,X52,X56,X60,X65,X70,X Best Selling Seamless Oil Drill Pipes We can produced drilling pipe ... 7/8",3-1/2,4",4-1/2",5",5-1/2",Steel Grade:E75, X95, G105, S135 Type of ... 9.17 IEU5 1/2 139.7 22.54 33.57 E,X,G,S 0.415 10.54 ... rolled. The products shall be equipped with pressed steel or plastic steel thread protectors on the connections. Drill pipes of ...