drilling bit

1.Diameter:85mm-555mm
2.DTH Hammer: 3"-12"
3.Splines:4-10
4.Package :in carton
5.Supply ability:2000pcs/month....

1.Fully ranged products.
2.Used on excavation machines, shearers,mining roadheader
3.Prompt delivery

Tbm tunnel boring machine carbide tips coal mining rock drill bits
Type:1.TCI single cutter</p

 
R32 41mm Mining Drill Bits 2 Inch Drilling Bit With Steel Inserts
 
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1.Excellent reaming ability,hole size uniformity
2.Safety,durability and high cost performance
3.High cost-performance

Self drilling anchor TC drilling bit
1. Can be customized
2. ISO9001 & CE
3. Can be casted or forged
4.Radial systematic anchoring

1.Competitive Price(larger order, lower price)
2.Perfect Quality Control System
3.Excellent Sevice
4.Large Business scale

 
Metal Gray Universal Tool Grinder Deep H

Steel Body PDC
Use high-quality steel to make the base material of PDC bit, the surface of the blade weld high-performance
wear-resistant materials,

brand : solidkey
custom hole opener
good quality & competitive price
Any sizes is possible

42CrMo pdc drilling bit shied driving cutter for TBM Machine
 
 
TBM Disc Cutters,Scrapers,Wire Brush Se

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

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

1Certified by ISO9001&API
2Used for water well, oil field
3.bits sizes range from 3 7/8'-26'
4.type:3-8blades
5.delivery on

Description
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all sizes and codes

hot sale cutter bits scrapers shield driving cutters for core barrel for TBM Machine
 
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Different bits for kinds of rock formations, including cross-cut drill bit, button drill bit, tungsten carbide cross-cut drill bit,etc.

1.Size from 3 7/8" to 26"
2Covers almost all IADC code.
3Stocks adequate&timely delivery
4Good quality and after-sale service

it can be widely used for Oil&Gas Drilling,Mining,Water Well,Geological Exploration areas.Our tricone bit divideds into metal sealed drill bit

1.Competitive Price(larger order, lower price)
2.Perfect Quality Control System
3.Excellent Sevice
4.Large Business scale

PDC core bit
1.Standard PDC cutters.
2.column diamond gauge protection
3.Suitable for medium to medium-hard formation.

1 Self drilling anchor bolt/drilling bit
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized according t

Excellent quanlity TCI tri-cone bit.
Sizes range from 3 7/8" to 26" .
Reliable bearing and lubrication system

1.Lower oil, air consumption
2.Medium and high air pressure DTH hammer bits
3.Air Holes:2,3,4
4.Diameter:254,305,311,318,330
5.Deep hole drilling

1. Short parabolic crown profile, medium cutter density.
2. Interchangeable screw nozzle.
3.Can be used on rotary or down hole motor

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

1.Competitive Price(larger order, lower price)
2.Perfect Quality Control System
3.Excellent Sevice
4.Large Business scale

oilfield drill bit suppliers
1.OEM water well drill bit
2.steel tooth&TCI tricone drill bit for water well
3.water well bit cover all IADC codes

Tungsten carbide insert bit Sizes range from 3 7/8" to 26" . Reliable bearing and lubrication system