31 - 40 of 60
tunneling and drifting threaded button bits
Selling leads
..., mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields . The use of a wide range: ...
2025-06-21 00:36:39
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...Thread Button Bit For Hard Rock Retrac Button Bit Description: The drill bit is widely used in metallurgy mine, geological exploration, water ...
2025-07-10 00:19:32
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... is widely used in tunnel construction, large scale mine(open and underground )and large section tunnel advance in metal mine. 2. Our threaded ...
2025-06-21 00:33:07
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...Thread Button Rock Drilling Bit for Tunnels Description Of Normal Body 48mm R32: Thread button bits are made by high quality alloy steel bar and ...
2025-06-21 00:33:21
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...Thread Button Rock Drill Bits Product Information: 1. The threaded drill bit are equipped with the hydraulic drilling jumbo and used for crush rock ...
2025-06-21 00:33:17
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... the rock hole within diameter of 50mm. The drill tools are used in metallurgy mine, geological exploration, water conservancy construction, ...
2025-06-21 00:36:39
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... quarring and underground drilling. Specification: A comprehensive range of various button bits shown as below: Thread sizes: R25, R28, SSR28, R32, ...
2025-06-21 00:37:00
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Threaded Button Tungsten Carbide Drill Bits For Coal Mining Description: The threaded drill bit are equipped with the hydraulic drilling jumbo and ...
2025-06-21 00:33:09
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...Button Bit Retrac Button Bit Description: 76mm T38 Quarrying Retrac Threaded Button Bit is suitable for mining,quarring,tunneling and so on. It is ...
2025-06-21 00:37:00
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...Button Bit Description: 76mm T38 Quarrying Retrac Threaded Button Bit is suitable for mining,quarring,tunneling and so on. It is widely used for ...
2025-06-21 00:36:53
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