Customized 2000mm Core Barrel With Roller Bits
USD $150 - $500 /Piece
Min.Order:1 Piece
Hejian Zhongcheng Drill Bit Manufacture Co., Ltd.
Steel tooth ,milled tooth single cutter
TCI single cutter
Factory prices!
Recommended operating parameters
WOB 90 ~ 280(KN)
Ideal WOB range 150~220(KN)
Rotary speed 80 ~ 300 (rpm)
Ideal Rotary speed range 110~250(rpm)
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Packing and shipping Details
Drill Bit Nozzles
(Nozzles will be installed on bits as customers request )
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