10'' Middle Air Pressure DTH Drill Bits Concave Face Shape Customized Air Hole
Brand Name:New Diamond
Certification:ISO9001:2008
Model Number:NSD10/NUMA100
Minimum Order Quantity:Negotiable
Delivery Time:3-5 days for sample
Payment Terms:T/T, L/C, Western Union
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Location:
Yueyang Hunan China
Address:
PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
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within 1 hours
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Product Details
Description
Advantage of Our DTH drill bits
1 Anti-stuck protection can aoid the ruined of the motor and the
damage of reducer
2 high efficiency
3 low cost,
4 stable performance
Applications
It is mainly used in geological exploration, coal mine, water conservancy and hydropower, highway, railway, bridge, construction and so on.
Specifications
| 10” Middle Air Pressure DTH Bits | ||||||
| THE Drill Head Diameter(mm) | Spline Key Number | NO.Air Holes | Gauge Buttons | Front Buttons | Weight(KG) | |
| NSD10 | 254 | - | 2 | 12XØ18 | 21XØ16 | 108.0 |
| 305 | - | 4 | 12XØ18 | 36XØ16 | 125.0 | |
| 311 | - | 4 | 12XØ18 | 36XØ16 | 130.0 | |
| 318 | - | 4 | 12XØ18 | 38XØ16 | 142.0 | |
| 330 | - | 4 | 16XØ18 | 42XØ16 | 155.0 | |
| NUMA100 | 254 | - | 2 | 12XØ18 | 21XØ16 | 90.0 |
| 305 | - | 4 | 12XØ18 | 36XØ16 | 102.0 | |
| 311 | - | 4 | 12XØ18 | 36XØ16 | 104.0 | |
| 318 | - | 4 | 12XØ18 | 38XØ16 | 106.0 | |
| 330 | - | 4 | 14XØ18 | 42XØ16 | 112.0 | |
| WE can design and manufacture according to customers requirement of the bit diameter,the NO.of air holes,carbide buttons and the face shape. | ||||||
Feature Advantage
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
speeds too;
3. New Diamond's bits are widely used in different rock formations
like carbonate rock,limestone,chalk rock, clay rock,siltstone and
sandstone;
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.
10'' Middle Air Pressure DTH Drill Bits Concave Face Shape Customized Air Hole
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