taper drill bits

1) ISO9001&API
2)Covers all IADC codes
3)Size14 1/2"
4)Used for oil well and water well

MASONRY DRILL BITS
DIN 8039

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

Very soft formations with low compressive strength and high drillability,such as clay,mudstone,chalk,gypsum,salt,soft shale,soft limestone,etc.

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

1.Stocks adequate, time delivery
2.Cutter's quality performance is good.
3.Rich experience in drill bit.

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

PDC bits for oil driller1.specialized in pdc bit
1.cover all IADC codes of pdc bit
2.all pdc bit size available
3.moq:1piece

1) ISO9001&API
2)Covers all IADC codes
3)Size:3 1/2"~26"
4)Used for oil well and water well

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

reamer bit,hole dilating drill
1.Tungstan carbide
2.high quality
3.660MM
4.for large size well drilling

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

dth blast hole drill bit
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill dia range : 65mm ~253m
4.ISO certi

downhole hammer drill bit
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill dia range : 65mm ~253m
4.ISO certificat

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

Down the hole carbide drill bit
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill diameter range : 65mm ~253mm
4.IS

DTH rock drill bit
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill diameter range : 65mm ~253mm
4.5 face shape

coal mine drill bit
1.heat treatment:40-44HRC
2.hardness tip: above 50HRC hardness
3.Material:Carbide,ASTM4142 /42CrMo

twin wings coal drill bit
1.leading manufacturer of PDC drill bit
2.15 years production;
3.Wear resistance pdc;
4.ISO certificate...

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

Tapered button bits

PDC concave drill bit
1.good quality, low cost
2.MOQ 2 pieces
3.effective drilling speed
4.for coal mining drilling

Mining PDC drill bit
1.good quality, low cost
2.MOQ 2 pieces
3.effective drilling speed
4.for coal mining drilling

Threaded shank drill
Straight shank drill bits
Cone shank drill bits

API 5 7/8" TCI tricone bit
1.Inserted teeth bit
2.Medium formation use
3.Metal sealed journal bearing
4.Gauge protection

API 5 7/8" TCI tricone bit
1.Inserted teeth bit
2.Medium formation use
3.Metal sealed journal bearing
4.Gauge protection

Specifications
1.tricon rock roller milled tooth drill bit
2.Specification:20" 508mm
3.IADC:535
4.WOB:0.35-0.80KN/mm ...

1) ISO9001&API
2)Covers all IADC codes
3)Size:13 3/4"
4)Used for oil well and water well

TCI tricone bits/ three cone bits
1.Certified by ISO9001&API
2.Used for water well, oil field
3.IADC:114-117,127,437,517,617,637
4.type:3-26in

1.ISO&API
2.tricone rock roller bit drill bit
3.Resonable price,excellent in quality
4.Cover all IADC code