concrete drill bit

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

1.PDC coe drill bit
2.High penetration rate
3.Erosion resistant matrix
4.Long drilling life
5.Solid quality and good price

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

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

Specifications
1>ISO 9001:2008 & API spec7-1
2>Good quality and after-sale service.
3>30years experience in it.

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

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

API New TCI Cones/Tricone Cutter/Reamer Bit
1. Steel tooth & TCI available
2. 6"-42" in diameter
3. Can be customized
4.Reliable quality

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

Steel Tooth Bit for water well
1.Fast drilling rate
2.Strong cutting structure durability
3.Different sizes available
4.Can be sustomized

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

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

coal mine drill bit
1.Size rang from 3 7/8~26
2.Large inventory on hand
3.Good quality and after-sale service
4.Reasonable price and low price

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

1.Rock Drilling Machine Tool
2.R25 Threaded Tungsten Carbide Button Rock Drill
3.Hard Rock Drilling Bits

Matrix body diamond pdc drill bit for oilfield drilling tools
Tungsten carbide matrix PDC possesses high wear resistance and impact resistance.

Matrix body PDC bit
1.best price and high quality
2.5 blade count
3.7 nozzles
4.Spiral blades...

mining dth bore 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

Kingdream IADC code tricone TCI button rock drill bit
1.Good wear-resistance
2.Tungsten carbide hardfacing on tooth surface
3.High quality

1.Homework diameter size:12-1/4inch
2.Number of blade:6 blade
3.Connection thread size:4-1/2
4.Cutting teeth specifications:1613

carbide bullet drill bit
1.heat treatment:40-44HRC
2.hardness tip: above 50HRC hardness
3.Material:Carbide,ASTM4142 or 42CrMo
4.ISO Certificate

API IADC code tricone button drill bit for ore mining
1.Dia:3 1/2''--26''
2.Type:Milled tooth & TCI
3.IADC:116,517,537,617
4.Brand: MTWK

1) ISO9001&API
2)Covers all IADC codes
3)Size:8 1/2"
4)Used for oil well and water well

PDC coal mining bolt drill bit
1. leading OEM manufacturer
2. M12-16, R22, hex thread
3.size from 25 to 45mm
4. best service

oilfiel diamond drill bit
1.Force balanced cutting structure
2.Better load burden balance
3.Higher stability
4.Better hydralic system

1.9only set of gear cone welding
2, Suitable for building Bridges, bridge pier drilling
3, Soft to hard formation can be used
4. best price

IADC M223 PDC drill bit
Optimized profile and drilling structure, high stability, long life high speed & efficient drilling, good gauge protection

1) ISO9001&API
2)Covers all IADC codes
3)Size:14 1/2"
4)Used for oil well and water well

tricone rock bit for coal mining
1.Fast drilling rate
2.Strong cutting structure durability
3.Diffrernt size available
4.Can be customized