Rock drilling mining thread drill rod T38 for T38 thread button bit
Tungsten Carbide Button Threaded Rock Drill Bits for Mine Drilling Rig Hole Blasting
High Air Pressure Shank Mission 50 DTH Button Mining Drill Bits
CIR Series Water well DTH Mining Rock Tapered Drill Bits metal for coal mining
R32 T38 thread button bit top hammer drill bits
thread taper 34 mm rock drilling bits for drilling mine hard rock
R32 Retrac Button Bit, Thread Button bit, R32 Button bit. R32 rock drill bit
Factory high carbon steel t38 t51 thread button drill bits
Tapered Quarry Button Rock Drill Bits 40mm 41mm 45mm With higher strength of tungsten carbide as the body, the bit has good anti-erosive and the increased the toughness.
The thread drill bits / jack hammer bits / button bits are widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc.