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Matrix Body PDC Bi-center Drill Bit
Matrix Body PDC Bi-center Drill Bit a special bit specially designed for reaming drilling. It has the advantages of high drilling efficiency, long service life, low torque and low vibration during drilling.
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Steel Body PDC Bi-center Drill Bit
Matrix Body PDC Bi-center Drill Bit a special bit specially designed for reaming drilling. It has the advantages of high drilling efficiency, long service life, low torque and low vibration during drilling.
