The main products are 2”-10”drill pipe, HWDP and non-magnetic drill pipe, 3 1/8”-14”drill collar and non-mag drill collar, 3 1/2”-6” Kelly and 2 3/8”-10” pup joint, tool joint; and oil &gas drilling Drill Pipe High Strength Drill Pipe Thick Wall Drill Pipe Sour Service Drill Pipe
