Wholesale API oil tricone drill bits in stock with discounted price from China factory.
The tricone drill bits is one important drillong tools in oilwell drilling.The work performance directly affects the drilling job, such as the drilling quality,drilling rate and drilling cost.The design of tricone roller bit will be based on practical experience,combined with trial and error methods,repeated design and calculation,so the design accuracy is low and the design cycle is long.Now we have tried to improve the design quality and one bit can be designed per cacluation and drilling experience. We are glad to get API and ISO certificate.We are expecting to cooperate with you more soon...
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Basical Specification |
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Size of Rock Bit |
6 1/8 inches |
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155.60 mm |
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Bit Type |
Steel Teeth Tricone Bit / Milled Teeth Tricone Bit |
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Thread Connection |
3 1/2 API REG PIN |
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IADC Code |
IADC217G |
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Bearing Type |
Journal Bearing |
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Bearing Seal |
Elastomer sealed or Rubber sealed |
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Heel Protection |
Available |
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Shirttail Protection |
Available |
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Circulation Type |
Mud Circulation |
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Drilling Condition |
Rotary drilling,high temp drilling,deep drilling,motor drilling |
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Total Teeth Count |
100 |
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Gage Row Teeth Count |
32 |
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Number of Gage Rows |
3 |
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Number of Inner Rows |
7 |
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Jounal Angle |
33° |
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Offset |
5.5 |
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Operating Parameters |
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WOB (Weight On Bit) |
17,527-42,019 lbs |
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78-187KN |
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RPM(r/min) |
300~60 |
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Recommended upper torque |
9.5KN.M-12.2KN.M |
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Formation |
Medium to medium hard formation of high crushing resistance. |