CIR DTH Drill Bits CIRN4

Applicable Industries:Construction works , Energy & Mining

Processing Type:Forging

Color:Golden or As your request

Use: Coal Mining

HFD Mining tools manufacturers makes and supplies the finest and most efficient Down-the-Hole (DTH) hammers and bits for the mining, construction and water well industries.

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CIR DTH Drill Bits CIRN4 :

BR2 76mm hammer bit DTH Hammer and Granite Drill Bits for Mining


The following sizes are available for you to choose from, or to provide you with customized services 

CIR Series Low Air Pressure DTH Drill Bits  CIR150

 

Head shape

Head Diameter

    (mm)

 

No  x Buttons diameter   mm

 

Shank length

 

Air

holes

 

Spline

 

Weight

(Kg)

 

Gauge

 

Front


Concave face

110

6xΦ14

6xΦ13

140

2

6

6

Concave face

130

8xΦ14

4xΦ14+3xΦ13

140

2

6

7.85

Flat face

140

8xΦ14

8xΦ14

140

2

6

8.8


Advantages of down-the-hole drill bits
The longer life of the drill: rock drill bit Made from premium quality nickel-alloy steel for increased durability and wear characteristics, and YK 05 tungsten carbide which is same grade as internationally well-known brand.

High Drilling Efficiency:   the drill buttons is wear-resistant,so that the drill can always keep sharp,thus greatly improving the speed of the drilling;

The drilling speed is stable:the bit is scraped and cut to break the rock;

Good performance:the HFD bits has strong wear resistace,good diameter protection and can make thecutting teeth be used effciently;

Quality is assured:  Entire CNC processing procedure ensure the quality consistency and reliable.


High quality Dhd350 DTH bit

High quality Dhd350 DTH bit

Why Choose HFD Down the hole bits ?

In the top hammer drilling tool manufacturing, we have world-class production technology, advanced production equipment, and experienced production technical staff. We have been working closely with our customers to conduct extensive on-site tests on various types of rocks and working conditions. Based on the feedback, we continue to improve and develop in various areas such as raw materials, heat treatment, design and manufacturing processes.

 

In terms of product consultation and rock tool services, we can select the most suitable rock drill tools and drilling construction schemes according to the user's construction conditions, rock type, mineral conditions and drilling equipment, so as to help users improve drilling efficiency, reduce drilling costs, and achieve better comprehensive benefits and higher labour productivity.

 

Our Down the hole bits have a good industry reputation in mining, tunnelling, quarrying, roads or construction due to their excellent wear resistance, roughening resistance and stability. Compared with many world-class brands of drilling tools, our rock drill tools are not inferior. In some field comparison tests, the use efficiency of our many products even exceeds that of world-class brands and has been highly recognized by customers.

Service & Support

Every purchase comes with round-the-clock after-sales service, support, and training to ensure customers get maximum productivity from their drilling operations. Having a knowledgeable and technical partner, on-site or online, can make the difference between going it alone and leveraging experience and expertise. Customers can rely on our service and support, which are provided by cost-effective and professional DTH drilling tool manufacturers. We know about downhole drilling!