Carbide crown bits
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It is used for drilling abrasive, monolithic rocks VI-VIII categories. The diameter of the core pipes 108 mm
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Used when drilling abrasive, monolithicrocks VI-VIII categories. The diameter of the core pipes 127 mm.
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Used in the drilling abrasive and monolithics rocks V-VI categories. The diameter of the core pipes 73 mm.
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It is used for drilling abrasive, monolithics rocks VI-VIII categories. The diameter of the core pipes 146 mm.
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Used when drilling abrasive, monolithic rocks VI-VIII categories. The diameter of the core pipes 89 mm.
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It is used for drilling abrasive rocks VI-VIII categories. The diameter of the core pipe 108 mm
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It is used when drilling abrasive rocks VI-VIII categories. The diameter of the core pipe 89 mm.
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It is used when drilling abrasive rocks VI-VIII categories. The diameter of the core pipe 127 mm
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It is used when drilling abrasive rocks VI-VIII categories. The diameter of the core pipes 146 mm.
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Used when drilling abrasive, monolithic rocks V-VI categories. The diameter of the core pipes 108 mm.
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It is used for drilling abrasive, solid, slightly fractured rock V-VI categories. The diameter of the core pipe 127 mm.
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Used when drilling abrasive, monolithic rocks VI-VIII categories. The diameter of the core pipes 146 mm
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It is used for drilling abrasive, solid, slightly fractured rock V-VI categories. The diameter of the core barrel 89 mm.
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It is used for drilling small abrasive rocks V-VI categories. The diameter of the core barrel 108 mm.
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Used when drilling abrasive rocks VI-VIII categories. The diameter of the core pipe 127 mm
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It is used when drilling low abrasive rocks V-VI categories. The diameter of the core pipes 146 mm
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It is used in the drilling low abrasive rocks V-VI categories. The diameter of the core pipes 168 mm.
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It is used in the drilling little abrasive rocks V-VI categories. The diameter of the core pipes 73 mm.
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Used in the drilling little abrasive rocks V-VI categories. The diameter of the core pipes 89 mm.
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It is used for drilling soft rock to category IV. The diameter of the core pipe 89 mm.
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