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           HLF produces 3 kinds of diamond core bits including PDC core bits,thermo-stable polycrystalline diamond core bits and natural diamond core bits.PDC core bits achieve good drilling stability and applicable to coring activities in soft to medium hard formations.Thermo-stable polycrystalline diamond core bits features good thermo-stability and applicable to medium hard and low abrasiveness formations.Natural diamond core bits have very good anti-abrasivenss and applicable to medium hard and abrasive formations.

Bit Type Size (in.) Type of cutters Products
HPC0137  8-1/2  PDC
HPC8137  8-1/2   PDC
HPC4756 6 PDC No Picture
HPC6087 6 PDC
HNC623 8-1/2 DIAMOND
HNC623 6, 5-7/8 DIAMOND
HTC216 6, 5-7/8 TSP
HTC228 6, 5-7/8 TSP No Picture
HTC238 6, 5-7/8 TSP
HTC226 8-1/2 TSP

      If the bits listed above cannot meet customers' demands, HLF may produce products according to your sample or your drawings.
      For details please contact HLF Company.
 
 
 
 
 
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