R28 Drill Bit for Drifting
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Price:
Negotiable
- minimum:
- Total supply:
-
Delivery term:
The date of payment from buyers deliver within days
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seat:
Fujian
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Validity to:
Long-term effective
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Last update:
2018-05-04 00:18
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Browse the number:
189
Company Profile
Xiamen Good Mining and Drilling Equipment Co.,LtdBy certification [File Integrity]
Contact:gumaining(Mr.)
Email:
Telephone:
Phone:
Area:Fujian
Address:Fujian
Website:http://www.gmd-eqpt.com/ http://gumaining.tjsohu.net/
Product Details
GMD rock tools for top hammer drilling are designed to transmit intensive impact energy into the rock with the least possible loss of energy. The result is good rock breakage, high penetration rates and high productivity. This, together with optimal hole quality, great reliability and long service life, gives the best possible blasting results, outstanding drill-steel economy and low total cost.
GMD offers a complete selection of Top Hammer Drilling Tools to meet all of your drilling needs,which are suitable for any type of drilling application in mining, tunneling, construction and quarry work.
Specification of R28 Drill Bit, kindly check below:
A comprehensive range of various button bits shown as below:
Thread type: R28
Head diameters: 33mm ~ 76mm
Face designs; flat face,
Carbide shape: Dome, Ballistic , Semi-Ballistic,
Skirt designs: Standard
Application: Drifting and Tunneling
R28 Drill Bits for Drifting and Tunneling | |||||||
Name |
Code No. |
Thread |
Diameter |
Gauge |
Front |
Skirt Design |
Weight |
Threaded Button Bits |
Q7-36-R28 |
R28 |
36 |
5*8mm |
2*7mm |
Standard |
0.42 |
Q7-38-R28 |
R28 |
38 |
5*8mm |
2*8mm |
Standard |
0.48 |
|
Q7-41-R28 |
R28 |
41 |
5*9mm |
2*9mm |
Standard |
0.56 |
|
Q7-43-R28 |
R28 |
43 |
5*9.5mm |
2*8mm |
Standard |
0.68 |
|
Q7-45-R28 |
R28 |
45 |
5*10mm |
2*9mm |
Standard |
0.72 |
|
Q9-45-R28 |
R28 |
45 |
6*9mm |
3*8mm |
Standard |
0.72 |
|
Q9-48-R28 |
R28 |
48 |
6*9mm |
3*9mm |
Standard |
0.89 |
|
Q9-51-R28 |
R28 |
51 |
6*10mm |
3*9.5mm |
Standard |
0.97 |
Notes:
Special sizes may be available upon request.
How to order?
Button Bit: Diameter + Thread + Skirt Shape + Face Design + Insert Configuration
How to Choose the Right Button Shape
Button Shape and Application | |
Button Shape |
Application |
Domed/Round Button Domed/Round buttons are suitable for very abrasive and very hard formations. |
|
Parabolic /Semi-Ballistic Button Parabolic buttons are usually used as gauge buttons and front buttons, suitable for medium abrasive and hard formations. |
Key Words:
R28 Drill Bits
R28 Threaded bit,
thread button bit,
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R28 Button Bit for for Drifting and Tunneling
Thread Button Bit for for Drifting and Tunneling
Button Bit for for Drifting and Tunneling
Button Drill Bit for for Drifting and Tunneling
http://www.gmd-eqpt.com/
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