oil well drill bit online manufacture

Low Air Pressure Down The Hole Hammer CIR 90 CIR110 CIR150 For Water Well Drilling Product APPLICATION: DTH hammers and bits are widely used in underground mining, quarries, hydraulic and Hydro-Power Engineerin... Read More

6 Inch High Performance COP66 Down-The-Hole Hammer Bit For Water Well Drilling Product Application: 1.Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations ... 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

2" Down The Hole 76mm 90mm Br2 DTH Button Drill Bits For Rock Drilling Product specifications: Type Bit Dia(mm) No Air Holes Guage Buttons Front Buttons Weight(kgs) Part No Br2 Drill Bit 76 2 6x12 5x10 3.6 Br2... 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

HSD-A Series Tubeless Down The Hole Hammer 5 Inch Hammer Without Footvalve For Shank SD5 High Air Pressure DTH Hammer (without foot valve) It's a king of high air pressure DTH hammer without footvalve,our ... Read More

Product description In DTH drilling, the drill string rotates while the drilling hammer continuously strikes down into the rock. Inside the hammer, a piston powered by compressed air gives the drill bit its ... Read More

High Performance DTH Drilling Tools DHD360 Down The Hole Hammers And Bits Product description DTH hammer is used for drilling holes through a wide range of rock types, the variety of which continues to extend ... Read More

Product description Features: 1:Out of the trouble of foot valve fracture and expansion and contraction 2:Lower energy consumption and higher impact frequency,the drilling speed is 15%-30% higher than ... Read More

Conventional Down The Hole Hammer 3 Inch HQL Series HQL30 For Shank QL30 Future: 1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption. 2. Smooth performance and long service ... Read More