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Customized Tungsten Carbide Drill Bits

China King-Long Brand Rock Drilling Tools
Best and most suitable manufacturer and supplier as long as you need flexible delivery time, customer-made design and 24 hours day and night production for fast delivery schedule, One Stop Delivery is also available as long as you trust us, we provide the world fastest before and after sales service in your city office or mining office, we are not just a good listener, we also provide our honest solutions to solve your problems or in a word, we are a family and we are looking for friends and being friends first. King-Long Drilling Consumables, once you get used to it, you can never get rid of it, we are not drugs to our clients, we just can not help getting addicted to providing FAST and FLEXIBLE Service 7/24Hours.

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A: 50 Years Rock Drilling Production Experience;

B: Country-owned Enterprise Built in year of 1970.

C: 20 Years Drill Steels Study Research Efforts.

D: 10 Years Tungsten Carbides Study Research.

E: 20 Years Sophisticated Production Experience and Rock Drilling Business Service more than 25 countries all around the world.

China King-Long Material is proud to introduce King-Long Rock Tools Our new series designs are the most innovated designs available. The goal of our new series is to offer faster drilling, more wear resistant and extended tool life.

Drill Bits That King-Long is producing which can be exchanged and replaced with Brands Such as: Rock Drilling Tools, Atlas Copco Rock Drilling Tools, Rockmore Rock Drilling Bits, Robit Rock Drilling Bits, Mitsubishi Materials Corporation Rock Drilling Tools.

Tungsten Carbide Drill Bits Brief Introduction:

King-Long Drill Bits made by high quality alloy steel bar and tungsten carbides. Customized thread button drill bits according to different drilling application, and custom drill bits are more suitable to drill soft rock, loose-medium rock and hard rock.

Specifications of King-Long Brand Rock Drilling Tools: Tungsten Carbide Drill Bits

A: Fantastic Steel Material Imported from Sweden and USA.

B: Drill Bit Skirt: Standard, or Retrac Body Skirt.

C: Drill Bit Head Diameter: 38mm-152mm

D: Drill Bit Connection Threads: R25 R28 R32 R35 R38 T38 T45 T51 ST and GT/

E: Application: Underground and Surface Drilling, Bench Drilling, Production Drilling. Bolting.

F: Most Popular Size of our King-Long Drill Bits:

R32 thread button bits: R32-45mm, R32-51mm, R32-64mm, R32-76mm,

T38-64mm, T38-76mm, T38-89mm, T38-102mm,

T45-76mm, T45-89mm, T45-102mm,

T51-89mm, T51-102mm, T51-127mm

G: Button Carbides: Spherical Hemispherical, Ballistic, parabolic.

H: Face Design: Drop Center, Flat,

Application of King-Long Drill Bits: 

Mining, Tunneling, Construction Project, Quarrying, Stoning etc.

Advantages of King-Long Drill Bits:

A: High Effective Penetration Speed.

B: Easy Operation for all Operators.

C: Production is fast and simple, lower labor cost and cheaper price for market users.

D: Very Adaptable for Various Rock Informations.

Photograph of King-LongTungsten Carbide Drill Bits





Designed to remove cuttings more efficiently

Deeper and larger grooves provide smooth flushing and removes material faster

Provides longer tool life


Designed the lateral section of the bit head

Increased clearance angle and shortened bit head to offer highest penetration rate

Reduces drilling time


Design of button layout and location Optimized rock breakage with

each turn of the bit Offers longer tool life


Continuous improvements and new tungsten carbide grades
For a variety of ground conditions, we offer a variety of tungsten carbide grades and shapes

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