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Hot Sale TCI tricone 537 rock drill bit for water well drilling

Size

17 1/2”

IADC

517

Bearing Type

Elastomer sealed journal bearing

Thread Connection

75 /8"reg pin

WOB(KN/mm)

0.45~1.0

RPM(r/min)

120~50

Applicable Formations

medium to hard hardness formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc

Circulation system

Mud pump


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