4 Inch Diamond Core Drill Bit For Limestone Drilling Welding Machine Diamond Tip 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 ... Leggi di più
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 59.69/59... Leggi di più
Water Well Diamond Core Drilling Machine Depth1600m , Exploration Core Drilling XY-5A CORE DRILLING RIG Multiple speed grades in forward & reverse revolving, meeting different drilling requirements. Long ... Leggi di più
CYG300 Crawler Hydraulic Core Drilling Rig / Diamond Core Drill CYG-300 HYDRAULIC CRAWLER DRILLING RIG 1. Multiple functions, can do mud rotary drilling, air compressor DTH drilling. Can do core drilling, fast ... Leggi di più
Multi function Hydraulic Drilling Rig Crawler Mounted / Diamond Core Drilling Rig CYG-300 HYDRAULIC CRAWLER DRILLING RIG 1. Multiple functions, can do mud rotary drilling, air compressor DTH drilling. Can do ... Leggi di più