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Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
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Great Rock Reamer Hole Opener Robot Hard Facing

Great Rock Reamer Hole Opener Robot Hard Facing

Recent Products
  • Steel Body PDC Bit GS1606T

    Steel Body PDC Bit GS1606T

    Steel body PDC bit is made by AISI 4145H heat treatment steel manufacture, it has lower cost compare with Matrix body PDC bit.
  • Steel Tooth Bit

    Steel Tooth Bit

    Steel tooth drills are suitable for extremely soft formations with low compressive strength and high drillability such as clay, mudstone, chalk, etc..
  • 90 ° U-shaped Roller Bit

    90 ° U-shaped Roller Bit

    Overview Roller bitGREAT has customized manufacture several types of roller bit . It is including 90 ° U-shaped Roller Bit, 120 ° U-shaped Roller Bit and Starry Sky Roller Bit.The 90 ° U-shaped Rol...
  • PDC Hole Opener

    PDC Hole Opener

    PDC Hole Openers, are used to enlarge the pilot hole in Horizontal Directional Drilling(HDD).Widely used in construction, bridge, highway and railway construction.
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