drilling tricone rock roller bits

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TCI Tricone Bit(135)
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Hebei Yichuan Drilling Equipment Manufacturing Co., Ltd

Province/State:hebei

Country/Region:china

Tel:86--15533758564

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drilling tricone rock roller bits

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Single Cone Bit 8 1/2 Inch For Core Barrel / Piling Machine

...Bit) RPM Formation 12 1/4inch 311.1mm 537 blue yellow Red 19684~53428lbs 87.5~237.5KN 110~40 Medium formation with high compressive strength ,such ... 2024-12-09 12:24:08

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