Gold Member Since 2014
Audited Supplier
Hejian Hengji Bit Manufacture Co., Ltd.

Rock Drill Bit, Core Bit, Roller Bits manufacturer / supplier in China, offering New Single Cone Drill Bits for Oil Drilling and Mining, API 9 7/8" IADC 637TCI Tricone Drilling Bit Factory, 13 5/8 TCI Tricone Bit, Oifield Drilling Rotary Bit, Rock Bit Hard Formation and so on.

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Supplier Homepage Product Drill Bit New Single Cone Drill Bits for Oil Drilling and Mining

New Single Cone Drill Bits for Oil Drilling and Mining

FOB Price: US $200-350 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $200-350/ Piece
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Production Capacity: 1000PCS/Month
Transport Package: Wooden Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: bit leg
  • Material: Cobalt Steel Alloys
  • Size: 8.5"
  • IADC: 637
  • Trademark: ouyate
  • Origin: Hebei Hejian
  • Type: Core Drill Bit
  • Usage: Well Drilling
  • Color: Golden or Other
  • Certification: ISO9001
  • Specification: ISO9001
  • HS Code: 82071990
Product Description
It is suitable for sidetracking, deep well drilling and old well repairing.

1 Two watercourse can improve washing endurance and prevent mud.
2 Silver-plated at sliding surfaces of cone bearing to strength self-lubricating effect, and improve the bearing of wear-resisting life.
3 The bit inlaid with diamond compact teeth can be more effectively improve working life.
4 Two advanced high-saturated buna-N rubber seal rings are used for journal and bearing pin sealing, which ensured the high reliability of the bearing seal structure.
5 The bearing is improved by applying hard facing layer on head bearing surface, extended working life.
IADCWOB(KN/mm)RPM(r/min)Applicable Formations
5270.3-0.7120-50Soft formation with low compressive strength and high drillability,such as  mudstone,gypsum,salt,soft shale,soft limestone,etc
5470.3-0.7100-50Soft to medium formation with low compressive strength,such as medium soft shale,medium soft limestone,medium soft sandstone,medium for formation with harder and abrasiver interbeds,etc.
6170.4-0.890-50Medium hard formations with high compressive strength,such as hard shale,limestone,sandstone,dolomite,etc.

size(in)site (mm)
3 3/495.3
4 1/8104.8
4 1/2114.3
4 5/8117.5
4 3/4120.7
5 7/8149.2
6 1/8155.6

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