China Oilfield Sucker Rod Manufacturer Landee Offers AISI 4142 Oilfield Sucker Rod, API Spec 11B Gr.K, 1 Inch, 9.14 Meters, Black, for Oil Well Pump.
China Pump Sucker Rod Producer Offers High Strength Sucker Rod for Oil Well, AISI 4130 Steel, API Spec 11B Gr.C, Length 9.14 Meters, 5/8 Inch, Black.
China AISI 3130 Sucker Rod Manufacturer Provides AISI 3130 Sucker Rod, API 11B Gr.D, 3/4 Inch, 9.14 Meters, Black Surface, for Oil Pumping Systems.