Hot Sale Top Hammer Tungsten Carbide Bits for Drifting and Tunneling

• Certification: ISO 9001:2000, SGS
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Carbon Steel
• Taper: 7"
• Model NO.: MZCR42-T14*8-7
• Quantity: Small Quantity Is Acceptable
• Usage: Pneumatic, Coal, Water Well, Mining
• Customized: Customized
• Transport Package: Wooden Case
• Trademark: MING
• Origin: Made in China
• HS Code: 8207199000
• Production Capacity: 20000PCS/Year

Product Description

Hot Sale Top Hammer Tungsten Carbide Bits for Drifting and Tunneling

 

Product Description

Feature: Tapered drill bits connect tapered drill steel of rock drill for drilling holes

Types: Tapered chisel bit,tapered cross bit and tapered button bit.
The drilling depth is usually 15m-18m of hardness grade F8-14. 

Advantages:
1.Good resistance to steel wash step gauge bit
2.Reduce the load and wear on the gauge button
3.Can deal with all kinds of different stratum drilling work
4.Can design different diameter,holes number,carbide button shape to the customers' requirements

 

Technical Date

How to choose the buttons:
1. Domed/round buttons
Domes/round buttons are usually used as gauge buttons of DTH bits, suitable for very abrasive and very hard formations.
2. Parabolic buttons
Parabolic buttons are usually used as gauge buttons and front buttons of DTH Bits, suitable for medium abrasive and hard formations.
3. Ballistic button
Ballistic button are usually used as front buttons of DTH bits, suitable for medium abrasive and medium hard formations. They can also be used as gauge buttons if the rock is soft
 

Product Application

Company Profile

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FAQ

1. How to order the products?

A: Please send the inquiry with detail item description or with Model number.

 

2. Can I expect a quality products?

A: Yes. mature production technology ensuring the quality satisfy international request.

 

3. How to check the product are the exact one you want?

A: If possible, please attach one reference picture to avoid any misunderstanding or any links from ourwebsite for a better understanding.

 

4. How to make sure the quality?

A: More than 40 Years engineer to make sure the quality, 100% inspection.

 

5. What is the general delivery time?

A: 15 working days for DTH bits.

20-25 working days for DTH hammer

3-5 working days for ex stock items.

 

6. Methods of Payment

A: T/T (Telegraphic Transfer) or Western Union.

 

Packaging & Shipping

Packed by Carton or Wooden cases.
Delivery:

1. Goods in stock can be delivered within 5 days.
2. DTH Bits production time is about 15 days.
3. DTH Hammer product time is about 30 days.

Transprotation: By air, By Express or By sea / By train , according to your requests.

 

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