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rock drill head
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...drilling rig JKD1900S for coal mining drilling with 250m drilling capacity Characteristics 1. It is separate in structure, small in size, light in ...
2026-04-20 20:00:24
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Alloy Steel Speed / Drifting Drill Rod Crossover Coupling Sleeve For Connecting Extension Description JC Threaded coupling sleeve is made of high ...
2024-12-09 18:56:04
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Forging Top Hammer Drilling Tool R38 T38 T45 Coupling Sleeve ISO Certification Description JC Threaded coupling sleeve is made of high quality of ...
2024-12-09 18:56:04
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>> Products Description JCM400 fully hydraulic top impact rotary track multifunctional drilling rig, mainly suitable for tunnel pipe shed support ...
2025-06-25 20:22:09
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... prospecting in developed counties in the world. It is also the developing direction of drilling technique and drilling equipment in China. The ...
2026-04-20 00:10:02
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...Drilling Rig is a compact and high-efficiency drilling rig specially designed for geological exploration in remote and hard-to-access areas. The ...
2026-04-20 00:10:02
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... pipe, is a kind of outer flat drill rod. It is mainly used in rotary percussive drilling that contains gases and liquids. Its main components ...
2024-12-09 18:13:20
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... of outer flat drill rod. It is mainly used in rotary percussive drilling that contains gases and liquids. Its main components include pipe (rod) ...
2024-12-09 18:13:20
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... exploration in remote area difficult to enter. It is mainly suitable for diamond drilling with wire line coring technique. The rig consists of ...
2026-04-20 20:00:24
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... suitable for diamond drilling with wire line coring technique. The rig consists of diesel power unit, hydraulic system, control panel, mast, main ...
2026-04-20 00:10:02
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