Here we can help you find the most suitable one to meet your needs.
No waste! No extra cost! No cheat! All we are doing is trying to
save your cost!
We can't say we are No.1 in China, but we are trying to be the No.I
in mind of our clients!
If you are interested in this kinds of products,welcome view our
All I want to tell you is:please have a "taste",just like as taste
a cup of coffee, talk with our sales,then you'll know whether we
are your idea supplier or not.
All of your inquiry will be attentioned promptly!
he fellows are some detail parameters of our products,in order to
save your time,we just show you the datas.
It is mainly used in geological exploration, coal mine, water
conservancy and hydropower, highway, railway, bridge, construction
and so on.
|8” Middle Air Pressure DTH Bits|
|ND85(DHD380,COP84)||THE Drill Head Diameter(mm)||Spline Key Number||NO.Air Holes||Gauge Buttons||Front Buttons||Weight(KG)|
|WE can design and manufacture according to customers requirement of
the bit diameter,the NO.of air holes,carbide buttons and the face
1. Long life span: the wear-resist of tungsten carbides is 10-20
times higher compared with other similar materials, which greatly
extends the life of the carbide bits;
2. High drilling efficiency: the high grade hardness of the
carbides can always stay sharp, which could increase the drilling
3. New Diamond's bits are widely used in different rock formations
like carbonate rock,limestone,chalk rock, clay rock,siltstone and
4. It can greatly reduce the drilling cost, because of its high
drilling speed and life span, which reduces the times to changes
bits in the drilling service.
The appearance of the picture is different from that of the actual
product, and the actual product is the standard.