8-1/2" Outer Diameter Carbide Insert roller cone Rotary Drill Bits for Water Well Drill Bits

Place of Origin China
Brand Name ENG
Certification API, ISO
Model Number 617XT
Minimum Order Quantity 1
Price 1000-20000
Packaging Details Wooden Box
Delivery Time 4 weeks
Payment Terms L/C, T/T, Western Union
Supply Ability 5000PCS/Year

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WhatsApp:0086 18588475571

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Skype: sales10@aixton.com

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Product Details
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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Carbide Insert Rotary Drill Bits

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8 1/2" rock roller drill bit

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8 1/2" Tricone Drill Bit

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Product Description

 

    8-1/2" Roller Cone Rotary Drill Bits Water Well Drill Bits

 

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
Operation Parameters
Rotary speed (r/min) 40-80 r/min
Weight on Bit (KN) 0.5~1.05 kN/mm
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" Outer Diameter Carbide Insert roller cone Rotary Drill Bits for Water Well Drill Bits 08-1/2" Outer Diameter Carbide Insert roller cone Rotary Drill Bits for Water Well Drill Bits 1

 

 

 

 

 

 

About Us 

 

        8-1/2" Outer Diameter Carbide Insert roller cone Rotary Drill Bits for Water Well Drill Bits 28-1/2" Outer Diameter Carbide Insert roller cone Rotary Drill Bits for Water Well Drill Bits 3

 

 

 

Certifications 

 

8-1/2" Outer Diameter Carbide Insert roller cone Rotary Drill Bits for Water Well Drill Bits 4

 

 

 

 

Package&Shipping 

 

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8-1/2" Outer Diameter Carbide Insert roller cone Rotary Drill Bits for Water Well Drill Bits 6

 

 

 

FAQ 

 

Q: You are a trading company or manufacturer ?
A: Manufacturer, We are a 100% real factory with over 20 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.