drill bit

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

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

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

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

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

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

1.Homnework diameter size:7-5/8 inch.
2.connection thread size:6-5/8 inch
3.Cutting teeth specifications:Milled tooth
4.IADC code:223

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

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.Homnework diameter size:7-5/8 inch.
2.connection thread size:6-5/8 inch
3.Cutting teeth specifications:Milled tooth
4.IADC code:223

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

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

1) ISO9001&API
2)Covers all IADC codes
3)Size:7 7/8"
4)Used for oil well and water well
5)triocne bit

1.Name: Thread Button Bit
2.Use: Ore Mining
3.Packing Message:50Piece/Wooden Case
4.Delivery Time:15 days
5.Cheap but Quality

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:8 1/2"
4)Used for oil well and water well

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

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

Matrix body PDC bit
1.best price and high quality
2.4 blade count
3.can change the spiral nozzles
4.wooden or steel boxes...

API PDC core diamond drill bit for exploration
1.Large inventory on hand
2.Good quality and after-sale service
3.High quality and good price

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

PDC bit TD 1346P (6 blades)
1.best price and high quality
2.6 blade count
3.can change the spiral nozzles
4.wooden or steel boxes

API quality tricone steel tooth drill bit / milled roller tooth drill bit
1.High strength,high flexibility,high temperature
2.Realiable quality

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

tricone rock bit
1Petroleum drilling
2.long service time
3.best price and high quality
4.we can provide the sample ...

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

PDC oil drill bit
1.Good wear-resistance
2.Higher stability
3.Reasonable price and long uselife
4.Can be customized

PDC rock cutters drill bit
1.All sizes available
2.Good quality and after-sale service
3.Large inventory on hand
4.Low price

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

quarry 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 cer