PQ HQ NQ BQ Surface Set Diamond Core Drill Bit For N Series Double Core Barrels Q series core bits Size O.D I.D Availability mm mm Imp. S.S T.C. PDC TSP E.P. AQ 47.75/47.50 27.10/26.85 √ √ √ √ √ √ BQ ...
Friendly Links: www.everychina.com
Home| Products| Suppliers| Quality Suppliers| Site Map |About Us |Contact Us |Help |关于我们 |联系我们