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Hunan New Diamond Construction Machinery Co., Ltd.
Hunan New Diamond Construction Machinery Co., Ltd.

Hunan New Diamond Construction Machinery Co., Ltd.

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High Wear Resistance DTH Drill Bits NUMA120 Ballistic Button Bits

High Wear Resistance DTH Drill Bits NUMA120 Ballistic Button Bits

High Wear Resistance DTH Drill Bits NUMA120 Ballistic Button Bits
High Wear Resistance DTH Drill Bits NUMA120 Ballistic Button Bits
High Wear Resistance DTH Drill Bits NUMA120 Ballistic Button Bits
Product Details:
Place of Origin: Hunan, China (Mainland)
Brand Name: New Diamond
Certification: ISO9001:2008
Model Number: NUMA120
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Carton packaging and wooden box packing
Delivery Time: 5-8 work days
Payment Terms: L/C, T/T, Western Union
Supply Ability: According to order quantity
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Detailed Product Description
Weight(KG): 156-200KG Processing Type: Forging
THE Drill Head Diameter(mm): 350-500mm Spline Key Number: 10
Bit Face: Center Drop/Flat/convex/concave/double Gauge Face Bits NO.Air Holes: 4
High Light:

hard rock drill bits

,

air hammer drill bits

High Wear Resistance DTH Drill Bits NUMA120 Ballistic Button Bits

 

Description

Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use quality hardened steel alloy for the bit body and premium quality tungsten carbide buttons. With superb performance and long life span. Our bits won high reputation among our customers.

 

1. Button Shape: Spherical,Semi-ballistic,Ballistic.
2. Durable performance, wear resistant and withstanding large impacting force.
3. Long life span.
5. Fast delivery time.

 

Specifications

NUMA

Head shape

Diameter

mm

Number of vents

NO X button diamter

weight (KG)

Toothed Gauge Front
NUMA120

Convex concave

350 4

Round Button

16XØ20 32XØ18+13XØ16 -

Convex concave

450 4

Round Button

20XØ20 48XØ18+25XØ16 -

Convex concave

500 4

Round Button

24XØ20 90XØ18 -

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.

 

Applications

It is mainly used in geological exploration, coal mine, water conservancy and hydropower, highway, railway, bridge, construction and so on.

High Wear Resistance DTH Drill Bits NUMA120 Ballistic Button Bits 0

Contact Details
Hunan New Diamond Construction Machinery Co., Ltd.

Contact Person: Rick.liao

Tel: +8618692219720

Send your inquiry directly to us
Hunan New Diamond Construction Machinery Co., Ltd.
PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
Tel:86-731-89708248
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