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construction dth rock drill bit
Selling leads
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... thread. The threaded portion has excellent wear resistance and high connection performance, and is matched with high power and high rotation. ...
2024-12-09 12:40:32
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..., 4.high penetration rates, and minimal environmental impact. Product Introduce: Reverse Circulation drilling, or RC drilling, uses rods with inner ...
2025-08-01 00:06:53
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... high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for ...
2024-12-09 12:57:59
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...rock formation. Different types of hammers are available, such as without valves, with valves and multi-speed hammers, all of which meet different ...
2025-08-01 00:06:53
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... in a bore. The DTH hammer resembles a small jack hammer. It screws onto the end of a drill string like a section of drill pipe. Like the jack ...
2025-08-01 00:06:53
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...DTH drilling tools. It utilizes the high-pressure compressed air to produce tremendous impact energy, which is essential to break the parasitic ...
2025-08-01 00:06:53
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...good drilling performance and long service life. They are with high efficiency, low failure rate and long service life. Even for all kinds of high ...
2024-12-09 12:42:49
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...DTH hammer: shank DHD340A Length(less bit) 1030mm External diameter 98mm Top sub thread API 2 3/8”REG Weight(less bit) 42kg Hole range 110mm-130mm ...
2024-12-09 13:09:44
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...DTH Drilling Tools HM series Down The Hole Hammer 5 Inch Shank M50 Our hammers are made of high quality steel and all spares are inspected strictly ...
2024-12-09 12:11:40
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...REG Weight(less bit) 40.7kg Hole range 110mm-130mm Working pressure 10-25bar Impact rate at 17bar 28Hz Recommended rotation speed 30-70rpm Product ...
2024-12-09 13:09:35
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