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Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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3.5 Inch DHD3.5 Button Drill Bit , High Strength Steel Rock Drilling Tools

Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

3.5 Inch DHD3.5 Button Drill Bit , High Strength Steel Rock Drilling Tools

Brand Name : Tianhe

Model Number : DHD3.5 drill bit

Certification : ISO9001

Place of Origin : HUNAN CHANGSHA

MOQ : 1

Price : Negotiation

Supply Ability : 5000pcs/month

Delivery Time : Shipped in 25 days after payment

Packaging Details : dth bits are packed by Woodens outer side, and Cartons inner side.

Rock drilling tools : DTH drill bit

Material : Carbide

Processing type : Forging

Color : Glod(as you need)

Use : blasting,mining,tunneling project

Samples : Avaliable

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3.5 Inch DHD3.5 Button Drill Bit , High Strength Steel Rock Drilling Tools3.5 Inch DHD3.5 Button Drill Bit , High Strength Steel Rock Drilling Tools

General Introduction

Bit Face Shape Selection:

1. Drop Center Bit

For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control.

2. Concave Face

The all-around application bit face specifically for medium hard and homogeneous rock formations.

Good hole deviation control and good flushing capacity.

3. Convex Face

For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce theload and wear on the gauge buttons, but poor hole deviation control.

4. Flat Face Bit

This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.

Carbide Button Shape Selection:

1. Semi-Ballistic Buttons

2. Ballistic Button

3. Spherical Button

4. Two-step Button

Our Advantages:

We have advanced production equipment & talented researchers & technicians & rich experiences in R & D and production.
We using the best quality raw materials.
We adopting advanced production technology & strict testing procedure.
We passed ISO9001 quality management system certification.
We accept OEM manufacturing and produce on your design.

Raw Material

Steel:

First class special alloy steel with high strength, heat resistance and wearable

Carbide
The best tungsten carbides from China are commonly applied.
Tungsten carbide from European is also available.

Quality Warranty

Our company response for any quality problem caused by material or machining defect.


Product Tags:

rock drill bits

      

rock hammer drill bits

      
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3.5 Inch DHD3.5 Button Drill Bit , High Strength Steel Rock Drilling Tools Images

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