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down hole hammer High Air Pressure Down The Hole Dth Drilling Tools2025-03-07 16:20:53 |
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0.5 - 0.7 MPa Down The Hole Hammer DTH90 Hammer Downhole Drilling Tools2025-03-07 16:20:51 |
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BR1 BR2 BR3 Middle Low Air Pressure Down Hole Drilling Tools Dth Hammer2025-03-07 16:20:54 |
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High Pressure DTH380 Length 1550mm Thread API 4 1/2" Down Hole Hammer Bit2025-03-07 16:33:34 |
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Low Pressure Down The Hole Hammer CIR65 / 70 For Well Drilling2025-03-07 16:20:55 |
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Medium Pressure DTH Hammers Down The Hole Hammers With CNC Milling2025-03-07 16:20:50 |