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171.5mm DHD340 Shank DTH Hole Opener Drill Bit For Foundation Drilling2024-07-11 16:42:11 |
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108mm DHD360 Shank DTH Hole Opener Drill Bit For Diamond Drilling Machine2025-05-22 17:27:25 |
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165mm DHD360 Shank DTH Hole Opener Drill Bit For Water Drilling Machine2024-10-15 12:04:50 |
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140mm DHD380 Shank DTH Hole Opener Drill Bit For Construction Equipment2024-10-15 12:04:50 |
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188mm DHD380 Shank DTH Hole Opener Drill Bit For Rock Drilling Tools2024-10-15 12:04:50 |
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133mm Concentric Casing Drilling bits With 3 Wings For undtable formation2025-05-21 17:56:44 |
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OD 133mm MRE Dual Rotors Overburden Casing Drilling Bit CIR110 Shank2025-06-17 17:24:14 |