High Strength HD25A Bore Well Drill Bits Down The Hole Bits For Mines , Quarries

Basic Information
Place of Origin: Hunan, China (Mainland)
Brand Name: New Diamond
Certification: ISO9001:2008
Model Number: HD25A
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
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Detail Information
Length (except Head): 147mm Diameter (mm): 76-90mm
Spline Key Number: 6 Number Of Vents: 2
Material: Alloy Steel Button Shape: Spherical/Ballistic/parabolic/sharp/falt Bottons

Product Description


After a special heat treatment process, the ball bit bit can meet the requirement of hard rock digging, and it can minimize the loss in the energy transfer process, and it is not easy to remove the teeth and degenerate teeth, so that the impact energy can be concentrated on the rock, so as to achieve the purpose of high efficiency.



Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole,mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.



DHD series Head shape



Number of vents NO X button diamter weight (KG)
Toothed Gauge Front



Flat Face Bit 76 2 Ballistic Button 6XØ14 4XØ11 -
Flat Face Bit 80 2 Ballistic Button 6XØ13 4XØ11 -
Flat Face Bit 90 2 Ballistic Button 6XØ14 4XØ12 -
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. Price commitment: in order to ensure the high reliability of products, raw material selection are usinggrapefruit brand products; under the same competitive conditions, and not to reduce product technicalperformance on the basis of sincerity at a favorable price to customers.

2. Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.

3. Customer service: in order to create new diamond brand, enhance the visibility of enterprises,establish corporate image, we serve customers with the principle of "preferential prices, good service, reliableproduct quality" principle.


High Strength HD25A Bore Well Drill Bits Down The Hole Bits For Mines , Quarries

Contact Details

WhatsApp : 8618692219720