High Quality Carbon Steel Drill Pipe 1.OD: 10.3-1219.2mm 2 ... X56,X60,X65,X70,X High Quality Carbon Steel Drill Pipe We can produced drilling pipe(API5D,APISEPC7,API5CT) of ... Regards, We are equipped with facilities of top quality in the world, such as hydraulic upset forging ... Pipe, Drill Collar, Heavy Weight Drill Pipe, Kelly,Pup Joint and so on. Our API drill pipes are of high physical property, for ...