DTH Pneumatic Rock QL shank button bit 140mm For High Abrasive Rock Drilling

ROSCHEN DTH hammer and bits are compatible with CIR, DHD, QL, SD, Mission, etc. Series of Atlas Copco and etc.

They are with high efficiency, low failure rate and long service life. Even for all kinds of high hardness, high abrasive rocks and other harsh conditions, our drilling tools can also realize efficient and economical drilling.

Down-the-hole (DTH) bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types. In conjunction with DTH hammers, drill hammer bits are designed with a splined drive for rotating the bit in the ground. Drill bits are available in different sizes and different styles so they can drill a wide range of hole sizes.

Shank can be available:

1. Diameter 64mm-70mm shank Bulroc BR1
2. Diameter 70mm-95mm shank Halco MACH20, Bulroc BR2
3. Diameter 90mm-102mm shank COP32, COP34, Halco MACH303, M30, DHD3.5, Bulroc BR3
4. Diameter 105mm-152mm shank COP44, DHD340, Halco MACH44, SD4, M40, QL40, Bulroc BR4
5. Diameter 135mm-165mm shank COP54, DHD350R, COP54, Halco MACH50, SD5, M50, QL50, Bulroc BR5
6. Diameter 152mm-254mm shank COP64, DHD360, SD6, M60, QL60, Bulroc BR6
7. Diameter 203mm-330mm shank COP84, DHD380, SD8, QL80
8. Diameter 254mm-380mm shank SD10, Numa100
9. Diameter 305mm-508mm shank DHD1120, SD12, N120, N125
10. Diameter 405mm-864mm shank SD15, SD18
11. VKP80, VKP95, CIR90, CIR100, CIR110, CIR150, CIR200...

We can also provide related products DTH hammers, ODEX system, symmetric systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc.

FAQ
Quality warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for package to protect the products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Production time:
Generally need 10-15 days
Transportation:
By air, By Express or By sea according to your requests.

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.

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

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 ROSCHEN GROUP

ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mineral tools, equipment products quality stable and reliable.

ROSCHEN Group Limited is a manufactory with years of research and development for the mining, mineral tools, equipment. We are capability to produce high performance world class products and control excellent quality. Our main product includes tricone bit, diamond core bits, drill pipe, core barrel, TCI tricone bit, mill tooth tricone bit, RC hammer, DTH bit, etc.

ROSCHEN Manufactory PROCESS

ROSCHEN Sales Value Growing Up!

ROSCHEN'S MISSION

1. Strive to create and supply Best quality products for the industry that last longer than the average products.

2. Provide excellent service for our clients.  24 hour-7 days /week schedule to get our clients what they need – FAST.