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8-1/2 Inch Diameter Carbide Insert Roller Cone Rotary Drill Bits For Water Well

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8-1/2 Inch Diameter Carbide Insert Roller Cone Rotary Drill Bits For Water Well

Brand Name : ENG

Model Number : 617XT

Certification : API, ISO

Place of Origin : China

MOQ : 1

Price : 1000-3000 usd/pc

Payment Terms : L/C,T/T,Western Union

Supply Ability : 5000PCS/Year

Delivery Time : 4 weeks

Packaging Details : Wooden Box

Diameter : 8 1/2'' (216mm)

Bearing Type : Journal bearing/flat rubber sealing ring

Drilling cycle type : Mud circulation

Connection thread type : 4 1/2'' REG

Bit weight : 38 Kg

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Roller Cone Rotary Drill Bits For Water Well

Product Specifications
Diameter	8 1/2" 216mm
Bearing Type	Journal bearing/flat rubber seal ring
Drilling cycle type	Mud circulation
Connection thread ty	4 1/2'' REG
Formation	high compressive strength, medium hard and abrasive formations, such as limestone, dolomite, sandstone, chert, etc.

Product profile
Carbide insert with high strength and wear resistance are adopted to improve the wear resistance and cutting efficiency.
New journal bearing structure greatly prolongs the working life of the bearing, and has the ability to withstand medium bit pressure and adapt to high speed.
New flat rubber sealing ring is more suitable for the working environment and using parameters of roller cone bit.
New sealing structure makes the sealing performance match with the bearing, thus greatly prolongs the service life of the drill bit.

8-1/2 Inch Diameter Carbide Insert Roller Cone Rotary Drill Bits For Water Well

Certifications

8-1/2 Inch Diameter Carbide Insert Roller Cone Rotary Drill Bits For Water Well

Package&Shipping

8-1/2 Inch Diameter Carbide Insert Roller Cone Rotary Drill Bits For Water Well

FAQ

Q: You are a trading company or manufacturer ?

A: Manufacturer, We are a 100% real factory with over 10 years' experience in water/oil/gas wells Drill Bits.

Q: How about your products ?

A : Both of tricone bits and PDC bits strictly conform to API 7 requirements and ISO9001. we will do kinds inspections before delivery, also cover for after-sales service.

Q: Package Methods ?

A: Normally wooden case, also can be steel box; can be customized if need.

Q: Payment Terms ?

A: we accept T/T, L/C, Paypal, Western Union, etc.

Q: Can I visit your factory ?

A: Yes, we welcome you to our factory all the time, will send invitation letters if need; also can show our workshop and warehouse online.

Product Tags:

Carbide Insert Rotary Drill Bits

8 1/2" rock roller drill bit

8 1/2" Tricone Drill Bit

8-1/2 Inch Diameter Carbide Insert Roller Cone Rotary Drill Bits For Water Well Images

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