PR54 Cemented Carbide Reverse Circulation Drilling Alloy Steel Material

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Hunan New Diamond Construction Machinery Co., Ltd.

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PR54 Cemented Carbide Reverse Circulation Drilling Alloy Steel Material

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PR54 Cemented Carbide Reverse Circulation Drilling Alloy Steel Material

PR54 cemented carbide reverse circulation bit DTH Button Bits Description Wide range of application: the bits are wide used in the soft, medium-hard rocks(able to drill a rock hardness of F9) of ...

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threaded button bits

tapered button bits

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