12-Inch NUMA120 Alloy Steel DTH Hammer Bit for Water Well Key Features High wear resistance for medium-hard to hard abrasive rock formations (200-260 Mpa compressive strength) Spherical tungsten carbide inserts ... Read More
Conventional QL Series Down The Hole Hammer QL50 5 Inch Hammer For Shank QL50 Qualified High Air Pressure QL50 tubeless DTH Hammer, Mining Hammer 1, valveless air distribution. More reliable. 2, simple design ... Read More