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MK5E Eccentric Casing Drilling Bit Advancement System CIR Shank 127mm2025-05-21 17:56:44 |
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Overburden Casing Concentric Drilling System DHD 360 Hammer 219mm MK5E2025-05-22 18:00:49 |
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Waterwell Overburden Drilling System Rock Core Drill Bits 2 Inch2025-05-22 17:18:56 |