Water well drilling 140mm 152mm 165mm High air pressure DTH Drill Bits2022-03-15 16:14:00 |
CIR80 CIR90 90mm DTH Bit , Low Air Pressure Down The Hole Hammer Bit2022-03-15 16:14:01 |
Tungsten Carbide 8'' High Pressure Long Hole DHD380 Shank DTH Drill Bits2023-02-10 15:25:54 |
SGS certified 6" dth bit , DHD360 SD6 QL60 M60 down the hole hammer bits2020-05-06 14:48:17 |
Through Reverse Circulation Dth Hammer Bits Mining Rock Drilling Tools2022-09-02 16:28:36 |