... in accordance with API SPEC 11B,SY/T5029, applying the advanced technology in market and special material developed to ... manufacturer to produce several sorts of sucker rod such as Grade HL,HY,KD,D with different properties consisting ... spray, used in major oilfield home and abroad. The capacity of sucker rod is 4,500,000meters per ... .0009.14010.00 Sucker Rod, API SPEC 11B--we can buy for you!!!