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40mm Tapered Button Borewell Hammer Bit For Rock Coring Drilling 7 Degree2024-10-15 10:57:19 |
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105mm SD4 Shank DTH Drill Button Bit For Drilling Equipment Accessories2025-05-22 16:49:57 |
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203mm 8inch COP84 Shank Down The Hole DTH Drill Bits For Water Drilling2025-05-22 17:23:10 |
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250mm Down The Hole DTH Button Bits With CIR170 Shank For Drilling Tools2024-07-11 16:01:10 |
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165mm DHD340 Shank DTH Hole Opener Drill Bit For Exploration Drilling2025-04-27 15:39:29 |