Send Message

6 1/2 inch to 8 5/8 inch Baker Hughes Tricone Drilling Bit for Oil Hole Drilling

6 1/2 inch to 8 5/8 inch Baker Hughes Tricone Drilling Bit for Oil Hole Drilling
Features Gallery Product Description Request A Quote
High Light:

milled tooth drill bit


tricone rock roller bit

Basic Infomation
Place of Origin: Germany
Brand Name: ROSCHEN
Certification: ISO, API
Model Number: 4", 4-1/2", 5", 6-5/8", 7", 8-1/2", 8-5/8", 9", 10", 12", 13", 14", 16", 18"
Payment & Shipping Terms
Packaging Details: wooden/carton box
Supply Ability: 50pcs/ week
Product Description

6 1/2 inch to 8 5/8 inch Baker Hughes Tricone Drilling Bit for Oil Hole Drilling


The right bit for the right application 

Roschen has always prided itself in offering the greatest value to our customer through a

combination of product performance and service. To better deliver the right drilling solution

for our customers’ specific applications we offer three levels of product line, each tailored to a

combination of a well’s complexity, cost and customer expectations. Our goal is to provide a

wide range of drill bit technologies and services that deliver the best value across the full market

spectrum of customer needs.

Platinum Line:  Superior performance in difficult applications
Classic Line:    Field proven, competitive technology
Standard Line:  Economic performance in less challenging conditions


Water well, oil, gas drilling 


1. Reliable Bearing 
2. A reliable bearing package incorporating field proven elastomer and lubricant research, bearing

geometry and metallurgy. 

3. High Efficiency Drilling
Tricone bits bring relieved cone steel, aggressive tooth pitches and active shear-cutting gauge

compacts to deliver a low-cost performance solution. 

4. Hydraulic Flexibility
A wide range of available nozzle or jet sizes helps optimize bit hydraulics for adequate cutting

removal and fast ROP.
Tungsten Carbide Product Line 


Quality Grade: 
Premium, Standard, Professional quality grade will be available.

Technical Parameters:

Tricone Bits Matrix Selection Index
Formation Rock Type Roschen Roschen Cutter Bits PDC Bit TSP Bit Core Bit Special Bit
Rock Bit
Soft formation with low layers and low compressive strength Gumbo ATJ-1/J2 RS203        
Clay ATX-1 RS226
Marl ATJ-05  
Soft formation with low compressive strength and high drillability Marl Salt ATJ-1/J2 RS203 FM203 FM226  FM212  FM202   FM284   FQ11  FQ12 RX212  RX282
Anhydrite ATJ-05 RS223
Shale ATM-05 RS226
Soft to Medium formation with low compressive strength interbedded with hard layers Sand J3-J4 RS226 FM236  FM235  FM281  FM282  FM285  FM286   FQ11  FQ12  FQ203 RX212  RX282
Shale ATJ-22 RS206
Chalk ATM-22  
Medium to hard formation with high compressive strength & small abrasive layers Shale ATJ-33   FM282  FM233 RM303 
RQ302  RQ303  RQ306  JQ402 JQ403  JQ406  
Mudstone ATM-33
Limestone ATJ-44
Sandstone ATJ-44C
Hard and dense formation with very high compressive strength but no abrasive layers Limestone ATJ-55     RM303 JM403  JM413  JM448 RQ301  RQ322  RQ316  JQ402  JQ403  JQ406  JQ407  
Dolomite ATJ-77
Extremely hard and abrasive formation Quartzite ATJ-99       DQ551  DG502  DG506  





Tel::+86 13764195009 ; WeChat: 13764195009




Recommended Products
Get in touch with us
Contact Person : Bill, George, Michael
Tel : 8613764195009
Fax : 86-021-54380177
Characters Remaining(20/3000)