The 9 7/8 inches IADC635/IADC735 mining drilling bits deliver strong performance for medium‑hard to hard, abrasive formations like limestone, sandstone, and dolomite. Premium tungsten carbide inserts ensure high penetration rate and exceptional wear resistance. Sealed roller bearings with robust gauge protection extend service life and boost stability. API‑standard connections ensure reliable compatibility. Optimized cutting structure and circulation improve drilling efficiency, reduce downtime, and lower operational costs, making them ideal for demanding mining and blast‑hole drilling.
Post time: Mar-04-2026