tricone rock bits

hole opener
HDD hole opener
rock reamer bit
fly cutter
barrel reamer...

which is suitable for drilling in soft to medium hard stratum, and has better advantages in overcoming incomplete stratum drilling

kinds of sizes and covers most of IADC code.
For medium formation drilling
reliable bearing system
all surface and teeth are hard enhanced.

CNC Casting Directional Drill Bits / HDD Drill Bits Heads For Rock
 
 
Description:</s

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

1.Structure:Deep Hole Drilling
2.Tapered connection:6°7°11°12°
3.Outside Diameter Mm:76-178
4.Thread connection:R22.R25.R28.R32.R38.T45.T51.

1. Face stabilization
2. Radial systematic anchoring
3. Foundation for avalanche protect
4. Stabilization of tunnel portals
5. Root piling

1. Service life of the drill bits should be at least equal to the anchor bar.
2. Diameter depends on geotechnical conditions and design requirements.

1) Connection: Thread
2) Alloy steel
3) Suitable many carbide tips
4) Button bit diameter: 45-70mm
5)Drop center bit

Hole Opener For Non-excavation Tools And Drilling Hole

 
Custom 110mm 140mm ST68 Retractable Drill Bit Rock Button Bit
 
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Use high-quality steel to make the base material of PDC bit,the surface of the blade weld high-performance wear-resistant materials.

TCI Drilling Tricones Rock Bits
1.Good quality,reasonable price
2.ISO9001:2000, ,API certified
3. Timely delivery

 
Custom 110mm 140mm ST68 Retractable Drill Bit Rock Button Bit
 
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1.High Abrasion tungsten carbide material
2.High performance PDC-Cutters
3.Carbide and Diamond gauge protection
4.Carbide/Diamond Shock Studs

HJ PDC diamond rock bits for oil and gas drilling
1.best quality for 6"~17 1/2"
2.high quality,best price
4.number of blade :4,5,6,7,8,9,...

which is suitable for drilling in soft to medium hard stratum, and has better advantages in overcoming incomplete stratum drilling

PDC rock/matrix body/arc pillar bit
1>ISO9001
2>Good stability
3>Long work life
4>High efficiency

Detailed Product Description
A complete line from 3 7/8'' (98mm)~26''(660mm);
IADC code in all sizes and in stocks

PDC rock/matrix body/arc pillar bit
1>ISO9001
2>Good stability
3>Long work life
4>High efficiency

1. size: 17 1/2''
2. type: GS1905S
3. blade quantity: 5
4. cutter size: 19mm
5. gauge length: 100mm...

1.High-quality manufacturing
Product and process innovation
3.Balancing performance with price
4.Developing and improving employees' skills

1.Structure:Deep Hole Drilling
2.Button bit face : Flat face
3.Outside Diameter Mm:42-200
4.Excellent hole clean quality
5.Longer service life .

1,Features:1. Variable pitch teeth for faster, smoother cutting and less vibration2. Long cutting life, for the builders, tile set

hard alloy low air pressure dth bits
1.Reliable quality and reasonable price
2.Customized available

1.high quality and best service
2.pdc bit for water well drilling
3.superior in quality;reasonable price

Self drilling anchor rock drilling bit
1. Can be customized
2. ISO9001 & CE
3. All kinds
4. It has a high hardness and wear resistance.

1. Apply to all kinds of quarry.
2. Economy prices and durable quality.
3. Diameter:30-45mm
4.Color:as your requirement.
5.Material :Carbide

Drill bits are used for drilling and the installation of anchor bars. They are provided as sacrificial drill bits (one time use only) and will be left

thread drill bits of button bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001