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Drilling Bits
Drilling Bits
Drilling Bits
010203
Drilling Bits

Drilling Bits

Our current development is to provide a variety of rotary drilling rigs with roller bits, tricone drill bits, PDC bits, HDD reamer etc.  

shop now
drilling equipment

platform equipment

Our current development is to provide a variety of rotary drilling rigs with roller bits, tricone drill bits, PDC bits, HDD reamer etc.  

shop now

BRAND
ADVANTAGES

We are offering R&D, precision manufacturing, international trade and drilling tools solution service, while now is growing up as a leader of global rock breaking tool industry.

Welcome to Tianjin Grand Construction Machinery

Tianjin Grand Construction Machinery Technology Co., Ltd., deeply engaged in rock breaking tools more than 20 years.

Company Mission

Company Mission

We provide high quality and best performance-cost drilling tools to drilling companies to make their production more safe and efficient.

The Company Vision

The Company Vision

Our goal is decoming the most professional and thoughtul supplier of drilling tools and well surface test field.

advanced Production Equipment

Advanced production equipment

Our modern production lines have CNC machining center and CNC lathe, having modern management level and manufacturing ability. 

leading

Leading by science and technology to make quality as diamonds.
advantage
About Us

ENTERPRISE
INTRODUCTION

Our head office is located in Tianjin city which is a municipalities city directly under the China Central Government. Tianjin city has airport and seaport, which also is a beautiful modern city. Our manufacturing center is located in Qianjiang city Hubei Province. Our modern production lines have CNC machining center and CNC lathe, having modern management level and manufacturing ability. The production center is owning more than 290 staffs(13.8% of them are engineers).

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about us

CORE PRODUCTS

Our current development is to provide a variety of rotary drilling rigs with roller bits, tricone drill bits, PDC bits, HDD reamer etc.  

6" IADC517 Kingdream Tricone Bit for Rock Drilling 6" IADC517 Kingdream Tricone Bit for Rock Drilling
01

6" IADC517 Kingdream Tricon...

2024-01-29

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Tricone Drilling Bit Water Well Tricone Drilling Bit Water Well
02

Tricone Drilling Bit Water ...

2024-02-01

● Roller bits for Mining and Rock Drilling

●The strength and wear resistance of inserts are improve by using carbide

 inserts with high strength and high wear resistance.

●Surface of the high precision bearing heat treated by using advanced heat treatment process to improve the load capacity and service life of the bearing.

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Kingdream API 8 1/2" HA117 Tricone Bit Kingdream API 8 1/2" HA117 Tricone Bit
03

Kingdream API 8 1/2" HA117 ...

2024-02-01

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Kingdream IADC437 9 1/2 Tricone Rock Drill Bit for Well Kingdream IADC437 9 1/2 Tricone Rock Drill Bit for Well
04

Kingdream IADC437 9 1/2 Tri...

2024-02-01

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Kingdream 6 14 TCI Triocne Bit Kingdream 6 14 TCI Triocne Bit
05

Kingdream 6 14 TCI Triocne Bit

2024-02-01

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Kingdream 9 5/8" IADC 527 537 TCI Tricone Bit Kingdream 9 5/8" IADC 527 537 TCI Tricone Bit
06

Kingdream 9 5/8" IADC 527 5...

2024-02-01

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Customized support according to specific drilling requirements.

READ MORE
Kingdream 22 Inch IADC 617 Tci Tricone Drill Bit Kingdream 22 Inch IADC 617 Tci Tricone Drill Bit
07

Kingdream 22 Inch IADC 617 ...

2024-02-01

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Kingdream TCI Tricone 8 1/2′′ Rock Roller Bit Kingdream TCI Tricone 8 1/2′′ Rock Roller Bit
08

Kingdream TCI Tricone 8 1/2...

2024-02-01

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Kingdream Tricone Bit 5 7/8" to 18 3/4" Kingdream Tricone Bit 5 7/8" to 18 3/4"
09

Kingdream Tricone Bit 5 7/8...

2024-02-01

● Our tricone bit divideds into metal sealed drill bit and rubber sealed bit.

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Kingdream Tungsten Carbide Material Tricone Drilling Bit Kingdream Tungsten Carbide Material Tricone Drilling Bit
010

Kingdream Tungsten Carbide ...

2024-02-01

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Steel Body PDC Bit 17 1-2” S1952C /S323 Steel Body PDC Bit 17 1-2” S1952C /S323
011

Steel Body PDC Bit 17 1-2” ...

2024-01-29

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

● Ccustomized support according to specific drilling requirements.

READ MORE
Well test choke manifold of oil and gas well surface test Well test choke manifold of oil and gas well surface test
012

Well test choke manifold of...

2024-01-29

● Tianjin Grand Construction Machinery Technology Co., Ltd. and Sinopec Equipment Corporation Chengde Kingdream , the unity of production and marketing

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

READ MORE
Three phase separator of oil and gas well Three phase separator of oil and gas well
013

Three phase separator of oi...

2024-01-29

● Tianjin Grand Construction Machinery Technology Co., Ltd. and Sinopec Equipment Corporation Chengde Kingdream , the unity of production and marketing

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

READ MORE
Surface Test Tree Ground Test Tree Surface Test Tree Ground Test Tree
014

Surface Test Tree Ground Te...

2024-01-29

● Tianjin Grand Construction Machinery Technology Co., Ltd. and Sinopec Equipment Corporation Chengde Kingdream , the unity of production and marketing

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

READ MORE
Surface safety valve hydraulic control Surface safety valve hydraulic control
015

Surface safety valve hydrau...

2024-01-29

● Tianjin Grand Construction Machinery Technology Co., Ltd. and Sinopec Equipment Corporation Chengde Kingdream , the unity of production and marketing

● Our team of highly skilled engineers and technicians are dedicated to providing innovative and customized solutions to meet your specific needs.

● Each product is 100% inspected before delivery, ensuring that only the best products reach our customers.

● We can offer preferential price

READ MORE
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case

Tianjin Granda Machinery Technology Co., Ltd. has conducted research on engineering research technology to move towards the future international market.

case-sud
01

Sudan's debut! Grand Bits keep working under...

This section is the road from Abkhamed in the northern mining area of Sudan to the gold mining area. In order to facilitate the entry and exit of mine...
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case-grand
01

Grand in the eyes of the world: China's strongest...

As an important node country of the "One Belt and One Road" initiative, Turkey has always been regarded as an important market in Tianjin Grand's...
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shoau
01
2023-07-16

China’s power! Grand bits help the "road" of Chin...

Historically, northeastern Africa was an integral part of the ancient "Maritime Silk Road", and was the most remote and important destination to the west on the Maritime...
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0102

newsnews

We have established and maintained long-term contacts with the industry-elites all over the world.

What's the Functions of Casing Head Assembly in Wellhead Equipment What's the Functions of Casing Head Assembly in Wellhead Equipment
01

What's the Functions of Casing Head A...

2024-04-19
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The role of Christmas tree equipment in drilling wellheads The role of Christmas tree equipment in drilling wellheads
02

The role of Christmas tree equipment ...

2024-04-15
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