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Brand Name:JSBIT Model Number:8 1/2inch 5 Blades PDC Bit Place of Origin:Heibei province China ...directional well construction. It has the advantages of long working life and low downhole accident rate. 2)Size:6-121/4 inches 3)The material of the drill body is divided into: steel body and carcass. The steel body is cheap to build and the carcass is |
Cang Zhou Creator Drill Equipment Scinence And Technology Co.,LTD
Hebei |