Domed / Round Button Down The Hole Drilling Tools For Ore Mining Machine
1 set
Domed / Round Button Down The Hole Drilling Tools For Ore Mining Machine
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Basic Infomation
Place of Origin: CHINA
Brand Name: ROSCHEN
Certification: ISO
Model Number: 5"
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Domed DTH bits


round dth button bits


domed round dth drilling tools

Payment & Shipping Terms
Packaging Details: Poly wooden box
Payment Terms: L/C, T/T, Western Union, , MoneyGram
Supply Ability: 100000 sets
Type: Down The Hole Drilling Tools
Material: Carbide
Face Shape: Concave , Convex , Double Gauge
Machine Type: Drilling Equipment, Drilling Equip
Color: As Your Request
Steel: Baosteel Group High Quality Stee
Certification: ISO9001:2008
Application: Ore Mining Machine
Advantage: Competitve Price And High-efficie
Button Shape: Domed/Round ,Parabolic/Semi-B
Product Description


Domed / Round Button Down The Hole Drilling Tools For Ore Mining Machine


Down The Hole Drilling Tools Application

Mining, quarry, road building, well hole drilling, blasting, landslide prevention, dam reinforcement, anchoring, geothermal, hydrology, etc.


ROSCHEN RH Series DTH Hammer


Model Size Weight lb. Outside diameter length Op pressure psi
RH550r 4" 83 3.86" 36.0" 150-350
RH550 5" 145 4.72" 38.86" 150-350
RH550g 5" 160 5.0" 38.86" 150-350
RH550r 5" 160 5.0" 38.86" 150-350
RH550w 6" 158 5.6" 36.3" 150-350
RH550 6" 158 5.6" 36.3" 150-350
RH550g 6" 180 5.9" 36.3" 150-350
RH550r 6" 180 5.9" 36.3" 150-350
RH550r 8" 380 7.12" 48.0" 150-350
RH550w 8" 380 7.12" 50.0" 150-350

Why buy ROSHEN down the hole (DTH) drilling bit?

  1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to inner structure of HD series DTH hammer designed according to newest rock drilling theory.
  2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
  3. Low problem rate and easy to maintenance due to simple , reliable and easy assemble and disassemble inner structure of hammer.
  4.  Easy to depart bit from hammer due to multi-head thread connecting chuck and cylinder of hammer.
  5. Interchangeable with DTH bit and dill pipe manufactured by Atlas copco and Ingersoll-rand series.



The information about dth drill bit you may like to know before order:

1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight

2. Handling time for an order
Based on order quantity, normally it takes 20 days for production.
in 3 working days after receiving the advance payment

3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.

4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.

5. After Services:
a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time



For more information, please contact:



WeChat: +86-137 6419 5009 ; +86-135 8585 5390

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390

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Website: ;


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Tel : 13764195009
Fax : 86-021-54380177
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