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8 1/2 Inch Roller Cone Tricone Drill Bit Alloy Steel Material For Heavy Drilling

Categories Tricone Drill Bit
Brand Name: ROSCHEN
Model Number: 8 1/2"
Certification: API, ISO
Place of Origin: CHINA
MOQ: 1 pcs
Price: Negotiate
Supply Ability: 10000 pcs/M
Packaging Details: Carton box
Name: Kymera Hybrid Drill Bit
Use: Directional drilling
Application: Chert drilling
Feature: Hard and interbedded formations
Advantage: drill faster and farther
high performance: more durable drilling performance
Longer time: improving penetration rates and run life
Using: wellbore drilling
Usage: Oil field drilling
Model type: tricone drill bit factory
Company Info.
ROSCHEN GROUP
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8 1/2 Inch Roller Cone Tricone Drill Bit Alloy Steel Material For Heavy Drilling


TCI Tricone Bits 8 1/2 inch of Roller Cone drill bits for heavy drilling



Tricone Roller Cone Drill Bits

Lower drilling cost using roller cone drill bit technology

Tricone roller cone drill bits maximize performance in a defined application. Our culture of continuous improvement—based on our R&D commitment to enhancing your drilling projects—achieves higher ROP with lower cost-per-foot.

We were the early company to introduce the two-cone drill bit, which was patented more than 40 years ago in 1988, launching the modern day oil and gas industry.

Twenty-four years later, we introduced the Tricone roller cone drill bit. This technology remains the industry standard with its numerous enhancements. Our product line also includes tungsten carbide insert (TCI) bits and steel tooth bits for the toughest drilling applications.

Call us or send us an e-mail to ask our experts how we can optimize your drilling program.


Tricone Bits, developed in the early 1930's, were a big improvement over the two cone Roller Bit. Because of its versatility and performance, it's still one of the main Rock Bits in use today.

The IADC Code describes a tricone bit, it tells you what the bit is, steel tooth or button, what formations the bit is meant for, and the bearing type. These codes help the driller describe what type of tricone they are looking for. If you would like to learn more about IADC codes click here. Need to identify an IADC code, use the IADC calculator.

Roschen offers a variety of tricones, from sealed bearing button(TCI) bits to open bearing steel tooth bits in a wide range of sizes, in new, rebuilt, and unused/surplus.

The bearings are what make the cones on a Tricone spin. There are four common types of bearings - standard open roller bearings, air-cooled roller bearings, sealed roller bearings, and sealed journal (friction) bearings. We'll look into these different types of bearings, and try to explain the differences.


Tricone Rolle Bits Product specifications:
ModelMilled tooth bits tricone for water well,TCI bits tricone for water well
IADC Code116 117 126 127 136 137 216 217 226 316 317 326 327 336 337 115 125 135 215 225 235 315 325 335 114 124 214 314 111 121 131 346 347
417 427 437 517 527 537 617 627 637 737 837 832 415 425 435 445 525 625 635 416 427 436 446 447 516 526 537 547 516 536 535
Bearing TypeH--Friction bearing; G--Roller bearing; F--Floating Bearing
Sealing TypeHJ(metal sealed journal bearing)
HA (rubber sealed journal bearing) air cooled bearing type
SizeFrom 2 7/8" to 26" larger sizes for hole opener bit ,reamer bit
Materialalloy steel, tungsten carbide insert
Extra Feature1) Y-Conical teeth 2) X-chisel teeth 3) K- wide teeth 4) G- Gague protection
Applicable FormationVery soft, soft, medium soft, hard, medium hard, very hard formation
ApplicationPetroleum & gas, water well, mining and tectonic industries, oil field, construction, geothermal, directional boring, and underground foundation work.

NO.TRICONE ROCK BIT SIZEAPI THREAD REG.PIN
inmm
13 3/495.32 3/8
23 7/898.42 3/8
34 1/8104.82 3/8
44 1/41082 3/8
54 1/2114.32 3/8
64 5/8117.52 7/8
74 3/4120.72 7/8
84 7/8123.82 7/8
95 1/2139.73 1/2
105 5/8142.93 1/2
115 2/3143.93 1/2
124 3/4146.13 1/2
135 7/8149.23 1/2
146152.43 1/2
156 1/8155.63 1/2
166 1/4158.83 1/2
176 1/2165.13 1/2
186 5/8168.33 1/2
196 3/4171.53 1/2
207 1/2190.54 1/2
217 5/8193.74 1/2
227 7/82004 1/2
238 3/8212.74 1/2
248 1/2215.94 1/2
258 5/8219.14 1/2
268 3/4222.34 1/2
279 1/2241.36 5/8
289 5/8244.56 5/8
299 7/8250.86 5/8
3010 1/2266.76 5/8
3110 5/8269.96 5/8
3211279.46 5/8
3311 5/8295.36 5/8
3412304.86 5/8
3512 1/4311.26 5/8
3612 5/16312.76 5/8
3713 3/8314.36 5/8
3812 7/16315.96 5/8
3912 5/8320.76 5/8
4013 1/8333.46 5/8
4113 1/2342.96 5/8
4213 5/8346.16 5/8
4313 3/4349.36 5/8
4414 1/2368.37 5/8
4514 3/4374.77 5/8
4615 1/2393.77 5/8
4716406.47 5/8
4817 1/2444.57 5/8
4918 7/8479.47 5/8
50205087 5/8
5122558.87 5/8
5224609.67 5/8
5326660.47 5/8
5428711.27 5/8
55307627 5/8

For more information please contact:

ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED


Skype: ROSCHEN.TOOL , ROSCHEN_GROUP

WeChat: +86-137 6419 5009 ; +86-135 8585 5390

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390

Email: roschen@roschen.com ; roschen@roschen.net


Website: http://www.roschen.com ; http://www.roschen.net

http://www.roschen.cn ; http://www.roschendrill.com


Quality 8 1/2 Inch Roller Cone Tricone Drill Bit Alloy Steel Material For Heavy Drilling for sale
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