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Showing 1 - 1 of 1, total 1 pages [First] [Previous] [Next] [Last] | | 1 | | | pdc drag bit Specification: 4wings 187mm Detail: SML&©|160;Stone Drilling Tools 3 blades PDC Step Drag Bit for Water Well Drilling Product Description PDC drag bit,&©|160;also named blade bit,&©|160;is a comprehensive drilling bit&©|160;made by PDC cutter brazed to Steel Bod... | | | Showing 1 - 1 of 1, total 1 pages [First] [Previous] [Next] [Last] | 1 |
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