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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
    Terms of Trade: FOB,CFR,CIF,FCA,CPT
    Min. Order: 1 Piece/Pieces
    Delivery Time: 3~10 Days
    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

Basic Info

Model No.:  8 1/2" IADC 537

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

Hejian Deris Petroleum Drilling Equipment Co.,Ltd.


Hejian Deris Petroleum Drilling Equipment Co., Ltd Both manufactuer and distributor, specialize on tricone bit, PDC bit, hole opener,Trenchless tools, drag bit and related drilling tools& equipments.

Widely used in the oil,natural gas,hydrology,address,ore drilling engineering and trenchless,product marketing the country and 30 countries and regions in the world.

We offer a dynamic range of products and solutions, which you can trust to meet your industry demands. By working with drilling tool designers, customer part designs, drafting, implementation to machining fabrication, assembly and distribution, we are ready to meet any of your industry drilling challenge.

Good reputation with public praise, adequate stock with prompt delivery, competitive price with optimized solutions. Don't be hesitated, contact with us immediately!

Each product is manufactured and inspected in strict accordance with the industry's highest technical quality standards and API specifications. The quality assurance system established in accordance with the requirements of ISO 9001 ensures the best quality of the products and the effective operation of the company.

Products are sold to the United States, Canada, Russia, Kazakhstan, Iran, Qatar, Sweden, Germany, Australia, Singapore, Mexico, Colombia and other more than 30 countries. The sales volume reached 15,000 pieces of the roller cone, and the three-cone drill bit 5000 achieved first-class design, first-class manufacturing, first-class product cost performance, and first-class after-sales to achieve win-win for the industry, customers and the company.

Professional team at your service ,2 doctoral professional R&D new technologies, 3 master students' drawing design, 5 undergraduate graduations. The company inspected the finished semi-finished products, 8 production masters with more than 10 years of experience and several production workers, 6 after-sales service personnel to provide professional technical answers 24 hours a day, 5 website operations and foreign trade personnel to communicate with customers in a timely and efficient manner .

Our company is planning to build a new factory, adding 3 production lines, CNC machine tools, drilling machines, milling machines, quality testing equipment, etc. to ensure quality and timely delivery. Make sure that every quality product meets customer needs. Looking forward to working with you.

Company Info

  • Company Name: Hejian Deris Petroleum Drilling Equipment Co.,Ltd.
  • Representative: Yachao Du
  • Product/Service: Tricone Bit , Hole Opener , PDC Bit , Roller Cones , Core Barrel , Drag Bit
  • Capital (Million US $): 30,000,000 RMB
  • Year Established: 2000
  • Total Annual Sales Volume (Million US $): US$5 Million - US$10 Million
  • Export Percentage: 91% - 100%
  • Total Annual Purchase Volume (Million US $): Below US$1 Million
  • No. of Production Lines: 6
  • No. of R&D Staff: 5 -10 People
  • No. of QC Staff: Fewer than 5 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 10,000-30,000 square meters
  • Factory Location: Junziguan Industry Park NO.88, Hejian City
  • Contact Person: Ms. Jenny
  • Tel: 86-0317-5586567
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