High Quality Carbon Steel Drill Pipe 1.OD: 10.3-1219.2mm 2.WT: ... A,B,X42,X46,X52,X56,X60,X65,X70,X High Quality Carbon Steel Drill Pipe We can produced drilling pipe(API5D,APISEPC7,API5CT ... 4",4-1/2",5",5-1/2",Steel Grade:E75, X95, G105, S135 Type of end finish:EU,IU, IEU All ... freely contact. Regards, We are equipped with facilities of top quality in the world, such as hydraulic upset forging machine, ...