Wireline Pdc Bit For Well Drilling / Diamond Drill Bits For Rock 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 59.69/59.44 36.52/36.27 √ ... Διαβάστε περισσότερα
NQ Coring Rock Drilling Bits For Hard Rock , Diamond Tipped Drill Bit 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 59.69/59.44 36.52/36... Διαβάστε περισσότερα