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12 1/4" (311.1mm) M1663 Steel Body PDC Drill Bit For Hard Rock Drilling

12 1/4
  • 12 1/4
  • 12 1/4
  • 12 1/4
  • 12 1/4
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12 1/4" (311.1mm) M1663 Steel Body PDC Drill Bit for Hard Rock Drilling Description of PDC Drill Bits: PDC drill bit is a kind of full face drilling ...
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