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17 1/2 inch Steel Tooth Tricone Bit Iadc 127 Maka Mwube Oghere Mwube
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15 1/2 inch Iadc 127/217 milled eze Tricone Bits Maka Nhazi Dị nro
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14 3/4 inch Iadc 127 Tricone Drill Bit Steel Mill Tooth Roller Cone Drilling Rig
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12 1/4 inch Api Stanard Tricone Bit Water Well Steel Tooth Rock Roller Bit Maka ọrịre
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10 5/8 inch Mill Tooth Tricone Bit Iadc 217 Steel Tooth Drill Bits Tricone Steel Tooth Bit
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9 7/8 inch Iadc 217 Steel Tooth Tricone Bit ejiri mee olulu mmiri
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8 3/4 ″ Steel Tooth Triocne Maka Ọdịmma Drilling Metal Drill Bit Multi Purpose Drill Bits
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8 1/2 inch 215.9mm Iadc 127 Steel Tooth Tricone Bit dabara maka ụlọ ọrụ nrụpụta na Ngwuputa.
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7 7/8 inch Iadc 127 Mmiri mmiri na-egweri eze nke ọma
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7 1/2inch 190mm Tci Roller Cone Bit Maka Ọkpụkpọ siri ike Ọkpụkpọ Mmiri mmiri nke ọma
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6 3/4 inch Iadc 217 Steel Tooth Tricone Rock Bit maka igwu mmiri nke ọma
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3 7/8 inch Steel Tooth Tricone Bit Iadc Code 127 maka nhazi dị nro
