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DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling

DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling
  • DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling - 0
  • DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling - 1
  • DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling - 2
  • DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling - 3
DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling
Quick Details:
Place of Origin: China
Brand Name: MSD
Certificate: ISO9001
Model Number: 140-DHD350
Payment & Shipping Terms:
Price: Negotiable
Delivery Time: 10-25 days
Payment Terms: T/T west union L/C
Supply Ability: 10000 pieces per month

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  • Product Description
  • 1   Bit Diameter: 140mm
  • 2   Shank type: DHD/SD/QL/MISSON
  • 3   Color: As request
  • 4   Face Shape: Flat, Concave, Covex & drop center face
  • 5   Carbide button shape: Parabolic, Ballistic, Sharp & Domed
  • 6   Material: Tungsten carbide and hard alloy steel
  • DHD350 140mm DTH Drill Bit for Water Well Drilling/ Blasting Drilling

Advantages of MSD down the hole bits:

The longer life of the drill: the alloy material, with longer using life which better than the similar products;

High drilling efficiency: the drill buttons are wear-resistant, so that the drill can always keep sharp, thus greatly improving the speed of drilling.

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

Good performance: MSD bit has strong wear resistance, good diameter protection and can  make the cutting teeth be used efficiently, can drill more meters.

The use of a wide range: the practice proves that the bit is suitable for carbonate rock, limestone, chalk, clay rock, siltstone, sandstone and other soft and hard (9-grade drillability of rock, hard rock drilling), compared with normal bit, especially drilling in 6-8 grade rock the effect is particularly significant.


The Application of DTH Hammer:

MSD DTH Drill Bit is mainly used in geological exploration, coal mine, water conservancy and hydropower, highway, railway, bridge, and construction etc.


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

Q: What is the diameter hole of DTH hammer button bits ?

A:  Our DTH hammer button bits size from D85-305mm 


Q: What is the face type of DTH hammer button bits ?

A:  Drop center bit/concave face/convex face/double gauge face/flat face bit


Q: What is the carbide button shape type of DTH hammer button bits ?

A: Domed/round button parabolic/semi-ballistic button ballistic button sharp button flat button


Q: What are the DTH hammer button bits drill rock type?

A:  Drill rock type: Granite, Marble, Limestone, Basalt, ect.


Q: What are the DTH hammer button bits project types?

A:  Project types: Blast holes, Quarry , Anchoring, Infrastructure, Geothermal holes, Well drilling,ect.


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