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tunnel bolting self drilling bit
Selling leads
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...Drill Bit Hot Sale In Peru Market Product Description: Tapered button bit is mainly used with pneumatic rock drill and tapered drill rod, and it ...
2025-07-29 00:13:44
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...electricity, traffic, tunnel, quarry, national defence stone project etc. Retrac Button Bit Specification: A comprehensive range of various button ...
2025-06-21 00:36:52
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2025-06-21 00:33:23
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*, *::before, *::after {box-sizing: border-box;}* {margin: 0;}html, body {height: 100%;}body {line-height: 1.5;-webkit-font-smoothing: antialiased;...
2025-07-29 00:13:44
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...drill bit thread drill bits, thread button bit, Retrac Button Bit Rock Drilling Bit Product Information: 1. The threaded drill bit are equipped ...
2025-06-21 00:33:37
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... bar and tungsten carbides. Under the process of heat treatment. There are normal and retract two body types.MTH can supply customized thread ...
2025-06-21 00:33:16
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...Bit with Spherical Button for Tunneling Description: Taper drill bits are made by high quality alloy steel bar and tungsten carbideinserts. Through ...
2025-07-29 00:13:44
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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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...Bit 45mm For Tunneling Quarrying Product information The Rock Drilling Bits are made from grade hard alloy and special steel, generally matched ...
2025-07-29 00:13:43
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...bit for mining blasting rock drill Rock Drilling Bit Product Information: Our tapered button bit was from high quality cemented carbide and ...
2025-06-21 00:33:34
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