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coal mining retract button bit
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76mm T38 Hard Rock Drill Retrac Tungsten Carbide Retrac Button Bit Description: Retrac button bits are made by high quality alloy steel bar and ...
2025-06-21 00:37:11
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76mm T38 Retrac Threaded Button Bits for Mining, Quarring & Tunneling Description: 76mm T38 Quarrying Retrac Threaded Button Bit is suitable for ...
2025-06-21 00:37:18
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Long Hole Quarrying Hard Rock Drill Tungsten Carbide Retrac Button Bit Description: Retrac Threaded Button Bit is suitable for mining,quarring...
2025-06-21 00:37:00
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Rock Drill Thread Button Bit R25 48mm For Coal Mining Description: Minetech's threaded drill bits provide high speed rock impact, fast drilling ...
2025-06-21 00:36:15
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High Quality 45CrMo Alloy Steel Retrac Button Bit for Underground Mining Description: The drill bit is widely used in metallurgy mine, geological ...
2025-06-21 00:37:16
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...Button Bit For Drilling Rig Thread Button Bit Description: With the top quality of alloy steels imported from USA and the best carbides made in ...
2025-06-21 00:36:41
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...Bit Well Drilling Use Thread Button Bit Description: Raw material: It is produced by premium alloy steel bar and tungsten carbides with heat ...
2025-06-21 00:36:15
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... Body & button shape: Normal and retract type;ballistic and spherical Face shape: General flat and drop-center A comprehensive range of various ...
2025-06-21 00:36:47
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...Button Bit Tapered Button Bit Description: Our tapered button bit was from high quality cemented carbide and produced with heat treatment ...
2025-07-26 00:13:49
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...R25-T51 thread drill bits, retrac button bit, Thread Button Bit Description: 1. Raw material: It is produced by premium alloy steel bar and ...
2025-06-21 00:36:46
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