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Hejian Deris Petroleum Drilling Equipment Co.,Ltd.


Home > Products > Tricone Bit > Water Wells Tricone Bit > Water Well Drilling 81/2 Inch TCI Tricone Bit

Water Well Drilling 81/2 Inch TCI Tricone Bit
Water Well Drilling 81/2 Inch TCI Tricone Bit
Water Well Drilling 81/2 Inch TCI Tricone Bit
Water Well Drilling 81/2 Inch TCI Tricone Bit
Water Well Drilling 81/2 Inch TCI Tricone Bit

Water Well Drilling 81/2 Inch TCI Tricone Bit

Payment Type: L/C,T/T,Paypal,Money Gram,Western Union
Min. Order: 1 Piece/Pieces
Delivery Time: 3 Days

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  • Basic Info
  • Product Description
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Basic Info

Model No.:  8 1/2" IADC 537

Size: 8 1/2" 215.9mm

Bearing Type: Sealed Journal Bearing

Sealed Type: Rubber Sealed /Metal Sealed

Package: Wooden Case

Connection: 4 1/2" Reg Pin

Application: Oil ,Water Wells, Gas Well, No-dig, Trenchless

Formation: Soft To Medium Hard Formation

Material: 20CrNiMo 20Ni4Mo

Advantage: Durable , High Efficiency

Shipping Term: Shipping By Sea Or By Air

Additional Info

Packaging: Wooden case

Productivity: 300 pcs per month

Brand: Deris ,Kingdream ,CBS, TZ

Transportation: Ocean,Land,Air,express

Place of Origin: China

Supply Ability: 300 pcs per month

Certificate: ISO 9001

HS Code: 82071990

Port: Tianjin,Beijing,Yiwu

Product Description

The IADC 537 Tricone Bit feature for you check

The Iadc 537 tricone bit suitable for Medium formation with high compressive strength ,and high drillability ,such as mudstone,gypsum,salt,soft limestone,etc.

8 1/2" Tricone Rock Bit used for oil field, gas well and water well , no-dig project.TCI tricone rock bit adopts rubber sealed or metal seal with journal bearing , Shirttail and head OD are hardfaced for enhanced gauge protection. Center nozzle is equipped for bits of larger sizes .

Basic Specification
Size of tricone bit : 8 1/2" inch (215.9 mm)
Thread Connection : 4 1/2" API reg pin
Bearing type : rubber sealed journal bearing / metal o-ring sealed journal bearing
Operating Parameters
WOB (Weight On Bit) : 0.35~1.05 KN/mm (bit Dia.)
Rubber sealed beaing tricone bit Rotary speed : 110~40r/min

sealed beaing tricone bit Rotary speed : 220~40 r/min
Make up torque : 16.3-21.7 KN.M

Classification of formation hardness and bit selection

Table of classification of formation hardness and bit selection

Roller Cone Bit IADC code

Formation description

Rock type

compresssive strength (Mpa)

ROP m/h

Recommended type of diamond bit


Very soft:sticky soft formation with low compressive strength

Clay Siltstone




S/M1952 1942


Soft:soft formation with low compressive strength and high drillability

Clay rock






S/M1642 1652 1952 , S1963 ,M1642

417 / 527

Medium soft: soft to medium formation with low compressive strength and streak

Clay rock Maril Lignite



Anhydrite Tuff



S 1963 ,1652 1362

M 1953 1662 1375


Medium: medium to hard formation with high compressive strength and thin abrassive streak


Dark rock




S1652 1362

M 1662 1363 1375


Medium : hard and dense formation with high compressive strength and medium abrasiveness

Dark rock

Hard shale






M 1673 1662 1653 1375

Deris Products

Detail of Tricone bit

Cutteing structure : Offset crested scoop compacts in inner row, wedge compacts in outer row,imequable spaced compacts arrangement and a row of trimmer is added between agge and heel row.

Tricone bit top : You can find the tricone bit diameter, API certificatd NO., pin thread, manufacture date, factory logo, series number on the top of the bit

Nozzle : ,we can provide Tricone Bit Nozzle with different inner diameter,3 pieces per set in a plastic box.


Tricone bit produce

TCI tricone bit

My company information

Hejian Deris Petroleum Drilling Equipment Co., Ltd. Established in 2000 . Have 7 years export experienced . Both Professional Manufacturer and Supplier engaged in 3 " to 26" Tricone bit, 3 " to17 1/2" PDC Bit , 300mm to 2000mm Hole Opener , Core Barrel , Single Cone Bit ,roller cone bits , Drag Bit and Drill Pipe etc other Drilling Tools .
Products are widely used in petroleum, natural gas, hydrological address, ore drilling ,water well project , no-dig / Trenchless,Piling project .
Introducing the latest technology, advanced production equipment, Perfect testing system to e nsure superior quality .The company has a group of experienced designers and engineers who provide specialized solutions in the field of drilling.
Over the years, the high quality products have been exported to more than 30 countries and regions such as the United States, Canada, Germany, Iran, Qatar, Chile and Southeast Asia at reasonable prices.

Tricone bit

Package and shipping

Package Type : wooden case ,also be packaged according to customers requirement

Transportation : by sea , by air or land transportation . Less than 50kg shipping by courier better
Delivery : If we have stock, the delivery time will need about 2~3 working days. In general, common size tricone bits and pdc bit, we have stock.
If we have no stock, such as the tci reamer and PDC Hole Opener, it will be 7-10 working days in total.

water well tricone bit

If you are interested in our products please feel free to contat with us

Our service

1 We are manufacture can supply good quality goods and competitive price
2 We not only have ourselves design but also can accept customization
3 We have fast and on time delivery time
4 Every bits have it's quality assurance
5 Contact our anytime if you have any question with bits.
6 Technical supply online

Looking for ideal 8 1/2 Inch Tricone Bit Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the TCI Tricone Bit are quality guaranteed. We are China Origin Factory of Water Well Drilling Tricone Bits. If you have any question, please feel free to contact us.

Product Categories : Tricone Bit > Water Wells Tricone Bit

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