ROSCHEN GROUP
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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?
FAQ
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:
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL ; ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.com ;