dth bits online manufacture

Product name: 4inch high air pressure DTH drill hammer with SD4 shank for piling and foundation Matched hammer: Hammer SD4 Connection thread: API 2 3/8 REG Working pressure(bar): 10~25 Outer diameter(mm): 99 ... Read More

Product name: 24 inch high air pressure pneumatic dth hammer with NUMA 240 shank for piling Connection thread: API 8-5/8REG Working pressure(bar): 7~25 Outer diameter(mm): 525 Weight(KGS): 2680 Bit diameter ... Read More

Product name: 146mm PR5 Down The Hole Reverse Circulation Drill Bits For Mineral Exploration Drilling Rig Product category: DTH drill tools Diameter: 146 mm KINGDRILLING high air pressure DTH button bit ... Read More

Product name: Reinforced 33 inch high air pressure pneumatic dth hammer with NUMA 330 shank for foundation and piling drilling Connection thread: 240 HEX Working pressure(bar): 7~25 Outer diameter(mm): 718 ... Read More

Product name: 38mm Diameter Down The Hole R25 Thread Button Drill Bit For Construction Geothermal Drilling Product category: DTH thread button drill bit Matched connection: R25 Diameter: 38mm Matched: shank rod... Read More

Product name: 4inch high air pressure DTH rock hammer with DHD340 shank for mining Product category: Drilling rig accessories Matched hammer: Hammer COP44 Connection thread: API 2 3/8 REG Working pressure(bar): ... Read More

Product name: 7 Degree 32mm tapered drilling tools Product category: DTH taper drill bit Matched connection: 7 degree taper Diameter: 32mm Carbide: spherical, ballistic,semiballistic KINGDRILLING DTH taper ... Read More

Product name: 4inch high air pressure DTH rock hammer with DHD340 shank for mining Product category: Drilling rig accessories Matched hammer: Hammer COP44 Connection thread: API 2 3/8 REG Working pressure(bar): ... Read More

Product name: 7 Degree 37mm Tapered Button Bits For Drill Rod In Hand Rock Formation Product category: DTH taper drill bit Button Shape: normally is ballistic button, also available for spherical button Matched ... Read More

Product name: 38mm 7 Degree Tapered Button Bits For Rock Drilling With Pneumatic Rock Drill Rod Product category: DTH taper drill bit Button Shape: normally is ballistic button, also available for spherical ... Read More