Brand Name: D miningwell
Minimum Order Quantity: 1 set
Packaging Details: Standard Export Packing
Delivery Time: 7-30 days
Payment Terms: L/C, T/T, Western Union
A rotation drill rig, air compressor and the “DTH drill string” are the essential unit for DTH drilling while the “DTH drill string” is always made up of DTH drill rods, DTH hammer and DTH bits.
As one of key component, the DTH hammer acts as a role of converting the air pressure to the impact energy, simultaneously transferring impact energy and rotation force to DTH bits.