-
7 1/2 Inch Api Standard High Quality Steel Body Pdc Drill Bit Para sa Oil O Water Well Drilling
-
7 7/8 Inch na May 6 Blades Water Well Steel Body Pdc Drill Bit Para sa Well Drilling
-
12 1/4 Inch na May 5 Blades Steel Body Pdc Bit Para sa Pagbabarena ng Tubig At Langis
-
15 3/4 Inch 5 Wings Steel Body Pdc Bit With Factory Price
-
15 Pulgada na May 5 Blades Steel Body Pdc Diamond Drill Bit
-
9 1/2 Inch 244.5mm Pdc Bit Ng 5 Wing Steel Body
-
9 Inch Pdc Bit Factory Hot Sale 5 Blades Hard Rock Drill Bit Para sa Oil Well Drilling
-
8 1/2 Inch Steel Body Pdc Drilling Bit Na May 5 Blades Para sa Oil And Water Well Drilling
-
6 1/2 Api Standard Tungsten Carbide Drill Bit Para sa Oil Well Drilling Matrix Body Pdc Drill Bits
-
6 Inch Pdc Drilling Bit Na May 4 Blades Para sa Oil Water Drilling