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Product Specification
  Type specification(inch):
9
  Type specification(mm):
228.6mm
  IADC:
347
  Additional features:
G
  Formation:
semi-abrasive and abrasive Hard Formation
  Drilling condition:
rotary drilling、high temp.drilling、deep drilling、motor drilling
  Bearing Type:
journal bearing
  Total teeth count:
134
  Gage row teeth count:
50
  Number of gage rows:
3
  Number of inner rows:
7
  Journal angle:
33°
  Offset:
6
  API connection(REG pin):
4 1/2
  Weight on bit(KN):
160-297
  Rotary speed(Rpm):
300-60
  Recommened upper torqueKN.M:
16.3-21.7
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