7 7/8"(200.0mm) IADC537 Roller Cone Drill Bits
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Introduce
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| RPM(r/min) | 120-50 | ||
| WOB(KN) | 90-200 | ||
| Formations | Soft to medium formation with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc. | ||
Regular Models
Applications
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Related Catagories
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| PDC Bits | Hole Opener | Roller Cones (Thirds) | Piling Roller Cones |
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No.319-324, F1, Shoulashou Int'l. Autoparts Center,Shijing Road,Hejian City, Hebei Province, China
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