drilling rod perforation

Standard HWDP is manufactured with thick-wall pipe. There is extra long EU tool joints on the two ends and long EU in the middle part, with the functi...

Blast Drill Extension Rod Tapered Drill Rod Small Hole Diameter Antirust Tapered drill rods Applications • Suitable for small hole range • Widely used...

1.Used for: the railways, highways, Bridges, water conservancy, electric power in the construction of foundation , and sand gravel.Soil, cohesive soil...

Tapered Drill Rod Length 1200mm 1000mm 12 Degree Hex 22 Hex 25 for Mining Tools Description Tapered Drill Rods Are Used In Granite And Marble Quarry, ...

Quarrying Rod Rock Drill Rods 22mm Shank Chisel Bit Head 20mm - 42mm Diameter JinCheng Chisel Head Integral Rock Drill Rods for Hard Rock Drilling Pro...

API water well drill rod, AW BW NW geological core drilling pipe We supply　wireline Drill Rods, from WLA to WLP, Parallel Threaded Drill Rods, DCDMA S...

High Drilling Rate HDD Drill Rod Good Flushing Effect For Coal Mining product description product name HDD drill rod, HDD drill pipe, drill rod length...

Wireline Drill Rods Geological Drill Pipe High Straightnes High Tensile Steel Core Drilling 1. Core drill rods are used in coring drilling project, ge...

HQ Custom NWJ Drill Rod 89.3mm Using Mannesmann Seamless Steel Pipe Quick Details: 1) Made of high quality alloy steel 2) Be heat-treated 3) Reasonabl...

High Drilling Rate NQ Drill Rods , Wireline Drill Rods Excellent Flushing Effect 1. High efficiency, long use life, low price 2. Application: concrete...

API Drill Rod Drill Pipe 76mm 89mm 102mm 4m For Water Well Drilling Rigs Description We adopts famous domesticlarge steel enterprises(such as Anshan l...

3-7/8" DTH drill rods, 98mm DTH drill rods We are a professional productions base of series of rock drilling tools, mining tools, DTH Drill tools...

High Performance Ditch Witch Drill Rods Seamless Drill Pipe Corrosion Resistance Our HDD drill rods can work together with various horizontal directio...

Integral drill rod, another name is integral drill steels, integral rods are used by hand held rock drill in granite and marble quarries, underground ...

Ground HRA92.5 Cemented Carbide Rods,Carbide Drill Rod For Carbide Reamer Tungsten carbide rods produced with high temperature resistance and high har...

Twist Auger Drill Rod Twist auger drill rod is widely used in mining, water well drilling, geothermal drilling and other kinds of hard rock drilling. ...

Geological drill rod / pipe for well drilling Introduction: Geological drill pipe is a kind of geological drilling tool designed and produced by frict...

crawler chassis rotary water drilling rig The common rotary drilling rig, namely the rotary drilling rig with positive circulation mud flushing, consi...

Forging Thrust Steel Rock Drill Rod Drilling Mud Motor Advantages Reduced wear on rotary, kelly and rotary drives. The penetration speed is increased....

SupAnchor 25mm to 52mm high tensile stainless steel grout hollow rock self drilling rods Features SupAnchor® self drilling anchor system is a bolting ...