152mm Second Hand Drill Collar in Stock 152mm second hand drill collar in stock Product Descriptionoil drill collar 1.Reliable bearing2.reasonable price3.quality assuranc...
API Drilling Single Arm Elevator Links for Sale API drilling Single Arm Elevator Links For Sale1.Introduction about us:Cangzhou Lockheed Drilling Equipment Parts Co., Ltd&...
2017-11-29
14 3/4 Inch Diamond PDC Bit for Hard Rock Drilling 14 3/4 inch diamond pdc bit for hard rock drilling Company Information Cangzhou Lockheed Drilling Equipment Parts Co., Ltd. ...