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Tungsten Carbide 86-102mm RC Drill Bits SRC531 For Mineral Exploration2022-04-24 18:00:24 |
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Thread 3 1/2'' API REG 190mm Mining Drill Bits For DTH Drilling2021-01-15 11:40:34 |
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10" Down The Hole Drilling Tool SD10 Dth Hammer Bit For Hole Drilling2019-08-14 15:20:01 |