diamond drill bit

1.High strength
2.High flexibility
3.High wear resistence
4.High drilling efficiency
5.Long service life

we are manufacturer of tricone drill bit,pdc bit,hole opener,welcome to visit our factory.

The skirt body using the material of 45CrNiMnV(Chromium, Nickel, Manganese, Vanadium)alloy steel, taking the heat-inlay fasten buttons technology.

Hollow Core Diamond Drill Bits 75 MM Core Drill Bit Impregnated Casing
 
 
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pilling bit , Multiply cone bit , reamer bit , hole opener bit ,factory from china for tricone drill bit,rock bit,pdc bit

Hebei Zhankui Drill Equipment Co., Ltd supply PDC bits for well certified by ISO9001&API

GREAT PDC bits combined use of High-powered PDC cutters to improve bit life.

we are factory for tricone bit,pdc bit,hole opener,welcome to visit us ,to inquiry and to order.fast delivery ,quality guaranteed

 
BW NW HW PW Diamond Core Drill Bitsd Casing Shoe Bit , Impregnated Rod Shoe Bit
 
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Factory of tricone bit,pdc bit ,if you are interested in,pls contact us,skype srt.rollerbit

BQ NQ HQ PQ Precision high strength    Reaming Shells for  Exploration , Gas
 
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High Performance Diamond Core Bit Set FOR Core Barrel With Hard Matrix
 
 
HQ , HQ3 , NQ, NQ3

NWG diamond core bit single tube fast drill well drilling ore drill bit for Marble
 
 
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PDC Hard Rock Tricone Non Coring Diamond Oil Drill Bit with Diamond Anti Abrasive Layer
 
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1) ISO9001&API
2)Covers all IADC codes
3)Size:3 1/2"~26"
4)Used for oil well and water well

1) ISO9001&API
2)Covers all IADC codes
3)Size:12 1/4"
4)Used for oil well and water well

Mining Exploring Diamond Core Drill Bit Set  BQ HQ NQ PQ For Hard Rock Formation
 
 
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Mining Exploring Diamond Core Drill Bit Set  BQ HQ NQ PQ For Hard Rock Formation
 
 
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Medium-Hard Formation Tooth Bits
The 127bits are used to drill high-compressive strength,medium hard formations .Short projection teeth w

High Performance AQ NQ PQ Diamond Core Bit Set With Hard Matrix
 
Quick Detail:
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Shock    Diamond Core Bit Set With Hard Matrix in cutting non-ferrous
 
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Mainly used in water well, geothermal well, dam grouting, blast hole, oil and gas, coal mining, constructions field

We can supply all kinds of "RuiZuan"brand coal mining bit ,sleeves and holders PDC drill bit which have high strength ,high wear resistance and lo

A world class manufacturer & supplier of lost wax investment castings in carbon steel and alloy steel, is one of the large-scale professional investme

Specifications:
The laser-welded core bit is designed for reliability, efficiency and safety on a variety of construction materials. It's ideal for

Features:
1) Rapid drilling speed
2) Little vibration
3) Easy operation and maintenance
4) Cylinder diameter: 58mm...

High-strength structure alloy steel
Carbides with best quality
Reasonable structure
Certificate: ISO9001:2008, SONCAP
Normal and retrac

Manufacturing process: milled, fully ground
Point angle: 118° or 135° split point
Flute type: N
Material: HSS or HSS-Co
Finish: White,TIN Coated,R

solid carbide twist drills DIN 1897, drill bits, stub drills, K10 for material, fully ground, with round shank, bright finish

1.Standard:API
2.Out diameter:2 7/8"-5 1/2"
3.Rated load range:50t(900kN)-350t(3150kN)