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High Efficiency Underground D45-R32 Threaded Drill Bits

High Efficiency Underground D45-R32 Threaded Drill Bits
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High Efficiency Underground D45-R32 Threaded Drill Bits
Quick Details:
Place of Origin: China
Brand Name: MSD
Certificate: ISO9001
Model Number: R28-45/R32-45
Payment & Shipping Terms:
Price: Negotiable
Delivery Time: 10-25 days
Payment Terms: T/T west union L/C
Supply Ability: 100000 pieces per month

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  • Product Description
  • 1   Applications: Construction works , Energy & Mining, Quarrying
  • 2   Face Shape: Flat, Concave face
  • 3   Body Design: Normal
  • 4   Diameter: 45mm
  • 5   Carbide button shape: Domed & Parabolic
  • 6   Color: As Request
  • 7   Type: R28-45/R32-45
  • 8   Material: Tungsten Carbide And Hard Alloy Steel
  • High Efficiency Underground D45-R32 Threaded Drill Bits

High Efficiency Underground R28-45mm/R32-45mm threaded drill bits 

 Button Bit


Skirt ShapeStraight (Normal)    RetractStraightrac
Bit Diameter35~152mm
(1 3/8 ~ 6”)
45~127mm
(1 25/32” ~ 5”)
64~102mm
(2 1/2” ~ 4”)
Thread R22, R25, R28, R32, R35, R38, T38, T45, T51, T60, ST58, ST68.R25, R28, R32, R35, R38, T38, T45, T51, T60, ST58, ST68.R38, T38, T45, T51, T60, ST58, ST68.
Face DesignFlat, Concave FaceFlat, Concave FaceFlat, Concave Face
Inserts ConfigurationDomed (Spherical), Hemi-spherical, Ballistic, Parabolic or Conical;Domed (Spherical), Hemi-spherical, Ballistic, Parabolic or Conical;Domed (Spherical), Hemi-spherical, Ballistic, Parabolic or Conical;

Note: Special sizes may be available upon request.


--------------------------------------FAQ------------------------------

Q: What information do we need to give before we can quote Threaded Drill Bits ?

A:  Please provide the size of Diameter + Thread + Skirt Shape + Face Design of Threaded Drill Bits. 


Q: What other types of  Threaded Drill Bits can be made except D45-R32?

A:  R25,R28,R32,R35,R38,T45,T51,ST58,HT60,ST68 and so on. And the head diameter range from 35mm to 127mm.


Q: How long is the delivery time for customized models about Threaded Drill Bits?

A: According to the provided drawings and requirements, we need 15-20 days to produce


Q:What are the advantages of your Threaded Drill Bits?

A: 1. The carbide buttons material adopts high wear-resistant formula, and the buttons breaking rate is less than 0.2%

2. The body of drill bits is made of high-strength alloy steel, after advanced heat treatment process, the broken body rate is less than 0.1%

3. Adopt advanced CNC machining and advanced carbide button assembly technology


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