Product description Drag bit is used in soft to medium formation such as sand, clay, or some soft rock for water well drilling, mining, geothermal, en...
Tophammer drilling Together these elements make it possible to drillholes in the hard rock. The excess material (cuttings) is flushed up from the bott...
Model Number : Aq Bq Nq Hq Pq Gauge Diamond Core Drill Bit
Place of Origin : China
Minimum Order Quantity : 1pc
Aq Bq Nq Hq Pq Gauge Diamond Core Drill Bit For Hard Rock Drilling Product Description: 1.Made with high quality synthetic diamonds; 2.mixed evenly th...
Reverse Circulation Drill Bits and Shroud Drill Head RC Drill Bit from 3'' to 5.5'' Product Introduce: RC drilling is a technique used in the majority...