casing drilling system online manufacture

SD6 High Air Pressure 6' DTH Drill Bits with High Quality For Hard Rock Drilling Product description DTH hammer is a percussion system driving a piston inside hammer body with up and donw motion by compressed ... Read More

155mm-190mm DTH Drill Bits QL60 with Carbide Buttons for Civil Engineering Product description The DTH drilling method is growing in popularity, with increases in all application segments, including blast-hole, ... Read More

DHD1120 Water Well Drilling Down The Hole Hammer With High Environmental Protection Product description High Pressure DTH hammer DHD1120 is very popular in international mining drilling and rock excavation ... Read More

Product description High Pressure DTH Air Drill DHD3.5 is very popular in international mining drilling and rock excavation field. Product introduction: Down-the-hole rock tools (drilling tools) are rock ... Read More

Concave Face 216mm 8 1/2' Black Color DTH Drill Bit For Mining Product description Penetraton rates with down-the-hole hammers are directly proportional to air pressure and, therefore, increasing the pressure ... Read More

5' Hard Rock High Air Pressure Black Color DTH Hammer for Mining Drilling Product description A down-the-hole hammer (DTH hammer) is a tool that can be attached to the end of a drill string and inserted into a ... Read More

6' M60 Carbide Black Down The Hole DTH Hammer Bits for Drilling Product description The DTH system is easy and quick to adapt to a directional drill and is considered one of the best and most effective methods ... Read More

Size 5' QL50 Down The Hole Drill Hammer with Thread API REG for Construction Product Description: The DTH drilling method is growing in popularity, with increases in all application segments, including blast... Read More

QL Series Full Size High Air Pressure DTH Drill Bits for Water Well Drilling Product description DTH bit is the tool that is attached to the end of the DTH hammer.It is responsible for cutting into the rock ... Read More

QL40 110mm-135mm DTH Drill Bits with Carbide Buttons for Water Well Drilling Product description DTH hammer and dth bit are common used in the mining construction,and geothermal industries.They are particularly ... Read More