Numa 100 DTH Hammer Bits for Exploration Down Hole Drilling

Why buy our 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.

6. Our DTH drill bits are made from quality tungsten carbide steels and machined precisely to manufacture a perfect body. And then the buttons are heat-treated to the right hardness and each bit is finally fitted with required shape and sized buttons.
 

What is our Down The Hole (DTH) Drilling Tools?

Down The Hole (DTH) Drilling Tools A wide range of products, including DTH Bits, DTH Hammer, DTH Drill Tube, ODEX & RC Drill Tools, Down The Hole (DTH) Drilling Spare Parts, Diamond Grinding Cups/Pins for Button Bits Sharpening. Down-the-hole rock tools (drilling tools) are rock drilling equipment which takes compressed air as power source to partially transfer impact power into drilling holes. An air distributing device in a top hammer controls a piston to move back and forth. An impact device arranged in the front of the top hammer transfers the impact powder to a down-the-hole bit to crush rocks. Our product range covers the most diverse applications in mining, natural resources exploration, water wells, quarries and civil works.

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

6. Quality & Service:
A. There will be strict inspection and testing for every order before shipping out.
B. Our sales team and Technical Support will response for your question within 24 hours through skype: ROSCHEN.TOOL and WhatsApp/Wechat: +86-13764195009
C. Free replacement will provide once the failure confirmed caused or our product quality; Not satisfied with a refund.

For more information, please contact:

ROSCHEN INC.
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 ; http://www.roschen.net

http://www.roschen.cn ; http://www.roschendrill.com

http://www.roschenmining.com ; http://www.roschendrilling.com
http://www.roschengroup.com