DTH Hammer

1. Speed Master Series

Our company own design high air pressure DTH hammer, without foot-valve, is one of the most advanced design in the world.


It has following advantages:


  • Bit without foot valve will avoid the problem of foot valve broken or thermal expansion.
  • Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.
  • Less parts, simplified, and with parts proper heating treated.
  • Extend the life of using and easier to repairing.