underground drilling equipment

12Tapered High Speed Drill Bits Tungsten Carbide Rock Drilling Application The cross rock drill bit can be used under any rock drilling condition, it's hardly impacted by the model of drill rig and the rock ... Read More

7 Flat Chipways Rock Drill Bits , Taper Chisel Bit To Variety Rock Formations Application Chisel Drill Bit is one of traditional drill bits with long history in the world, due to its simple production process... Read More

Tungsten Carbide Hard Rock Drill Bits , Mining 7 Chisel taper drill bit Stable And Reliable Application Taper Chisel bit is suitable for mining of black metal mines(such as iron mine/ manganese ore), nonferrous ... Read More

7 Customization Tapered Tungsten Carbide High Speed Drill Bits For Rock Drilling Application Tapered Quarry Button Rock Drill Bits 40mm 41mm 45mm With higher strength of tungsten carbide as the body, the bit ... Read More

11 Small hole quarry tunnel bench drilling Button Drill Bit used with hand held rock drills Application Tapered Quarry Button Rock Drill Bits 40mm 41mm 45mm With higher strength of tungsten carbide as the body, ... Read More

32mm 34mm 36mm 38mm 40mm 42mm 11 tapered button bits for quarry tunnel bench drilling Application Tapered Quarry Button Rock Drill Bits 40mm 41mm 45mm With higher strength of tungsten carbide as the body, the ... Read More

Taper 12 Degree Tungsten Carbide Small Hole Rock Drill Button Bits Application Tapered Quarry Button Rock Drill Bits 40mm 41mm 45mm With higher strength of tungsten carbide as the body, the bit has good anti... Read More

12 28mm to 41mm Taper Button Bit Used In Drifting And Tunneling for pneumatic rock drill Application Tapered Quarry Button Rock Drill Bits 40mm 41mm 45mm With higher strength of tungsten carbide as the body, ... Read More

5inch Flat Concave Convex Drop Center Bit Face DTH Button Bits for Big Diameter Hole Drilling Application The dth button bits is the tool cutting rock. Jcdrill DTH button bits are made of superior quality alloy ... Read More

High strength high wear resistance carbide water well drilling 6.5' TCI tricone drill bit for hard rock drilling Application Rolling cutter bits, which some may also call roller cone bits or tri-cone bits, have ... Read More