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drill pipe adapter tube
Selling leads
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Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the ...
2026-05-01 00:02:52
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Thread R38 T38 T45 T51 Coupling Sleeves for Bench Drilling , High Wear Resistance Couplings sleeve are used to well connect the shank adapter to the ...
2026-05-01 00:02:52
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R25 R28 R32 R38 T38 T45 Crossover Coupling Sleeve For Drifting and Long Hole Drilling Couplings sleeve are used to well connect the shank adapter to ...
2026-05-01 00:02:52
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...Tunnel Hard Rock Drill Bits Detailed Product Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller ...
2026-05-01 00:02:52
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...Dome Reaming Drill Bits For Mining And Construction Description: This type of bit is used for making large cut holes in drifting and tunneling. A ...
2026-05-01 00:02:52
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T45 to T51 Crossover Coupling R25 R32,R38,T38,T45,T51Coupling for Harding Rock Drilling Product Description Couplings sleeve are used to well connect ...
2026-05-01 00:02:52
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Description Reaming rock bit applicable to reaming for first-grade and second-grade larger-diameter hole. It can reduce the sectional area between bit ...
2026-05-01 00:02:52
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...Drill Tools Crossover Coupling For Mining Our coupling sleeves are available with both half-bridge and full-bridge types, as well as adapter ...
2026-05-01 00:02:52
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R25,R28,R32,R38,T38,T45,T51 Thread Crossover Drill CouplingDrill Couplings for Harding Rock Drilling
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..., Black or based on customer requirements. MOQ: No MOQ required for testing and trial order Couplings sleeve are used to well connect the shank ...
2026-05-01 00:02:52
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... as below:Thread sizes: R22, R25, R28, R32, R35, R38, T38, T45, T51; Two catagories: Standard coupling sleeves, adapter(crossover)
2026-05-01 00:02:52
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