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Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate

Good quality Button Drill Bits for sales
Good quality Button Drill Bits for sales
The top hammer series are available to Atlas and Sandivik,I have been their agent before,but their price is too high,the cooperation with Prodrill brings me new business and gives me more profit space,I believe in it and recommended Prodrill to you.

—— Switzerland

I am confidence the quality is similar to Robit and Rocksmith and with our designs having better carbide patterns and sizes I think we should do well.

—— Spain

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Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate

China Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate supplier
Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate supplier Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate supplier Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate supplier Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate supplier

Large Image :  Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate

Product Details:

Place of Origin: China
Brand Name: PRODRILL
Certification: ISO:9001
Model Number: DTH Bit NUMA100-305mm

Payment & Shipping Terms:

Minimum Order Quantity: 1 Pcs
Price: Negotiable
Packaging Details: WOODEN BOX
Delivery Time: 10-15 DAYS
Payment Terms: T/T, L/C,western union D/P etc.,
Supply Ability: 500Pcs/Month
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Detailed Product Description
Type: Drill Bit Machine Type: Drilling Tool
Material: 25SiMnCrNi2MoVA Processing Type: Hot Process
Use: Mining,well Drilling Carbion: YK 05

DTH Bit NUMA100-305mm Good flushing effect to ensure high drilling rate by high Air pressure for well drilling

 

Bit Face Shape Selection:

1. Drop Center Bit

2. Concave Face

3. Convex Face

4. Double Gauge Face

5. Flat Face Bit

 

Description:

 

(1) Made from premium quality nickel alloy steel 25SiMnCrNi2MoVA for increased durability and wear 

characteristics, and YK 05 tungsten carbide as same grade as internationally well-known brand. 


(2) Apply "hot (thermal) insertion" processing procedure to insert the buttons as same as internationally well-known brand


(4) Entire CNC processing procedure ensure the quality consistency and reliable. 


(5) Military grade requirements of heat treatment guarantee durability, Specific heat treatment 

standards and special “stress relief” processes ensure consistent performance. 


(6) Designed for maximum performance and hole cleaning ability and high penetration rate.

 

Our bits are interchangeable with Atlas Copco’s COP32 34 44 54 64 84, Ingersoll-Rand ‘s DHD3.5,DHD3.5HD, DHD 340A , DHD350R, DHD 360, DHD380 QL40, QL50 , 

QL60, QL80.NUMA100, NUMA120, MISSION60,ect.

 

Flat Face Bit
This is an universal design, especially for hard and abrasive rock formation. Typically, flat face with hemispherical buttons design is the most popular choice.
This kind of face shape is suitable for hard to very hard and abrasive rock formations in application with high air pressure. Good penetration rates an resistance to steel wash.

 

In general, the larger the number of gauge buttons the better overall performance, especially in hard rock.

 

Drill Bit Bit Dia. (mm) inch Air Holes No. Gauge Buttons Front Buttons
Numa100 254 10 3 12*Φ18 20*Φ16
305 12 4 12*Φ18 36*Φ16
311 12.25 4 12*Φ18 36*Φ16
318 12.5 4 12*Φ18 38*Φ16
330 13 4 14*Φ18 42*Φ16

Great NUMA 100-305mm Rock Drilling Tools and Mining Drilling Bits High Drilling Rate

Contact Details
Xiamen Prodrill Equipment Co., Ltd

Contact Person: Prodrill

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