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8 1/2 Inch PDC Drill Bit 5 Blades Steel Body For Hard Rock Drilling2020-08-17 16:27:30 |
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4 Wings Matrix Body PDC Bit IADC S232 180MM For Water Well / Oilfield2019-07-09 17:15:52 |
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High Manganese Steel Matrix Body PDC Bits 5 Blades For Hard Rock2019-07-10 16:41:02 |
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Basic Engineering One Cone Rotary Single Drill Bit2018-08-17 17:24:31 |
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8 1/2 inch tci tricone bit hard rock drill bit for water well drilling2019-07-15 16:54:58 |
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New sealed bearing Roller Cone Drill Bits Head for HDD Project2019-08-20 15:56:06 |