Product Details:
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Skirt Material: | 45CrNiMov | Button Bit Diameter: | 43mm |
---|---|---|---|
Thread: | R28 | Carbide Material: | Tungsten Carbide YK05 |
Weight: | 0.68kgs | Type: | Thread Button Bit |
Gauge Buttons: | 5×Ø9.5mm | Front Buttons: | 2×Ø8mm |
High Light: | button drill bit,carbide button bits |
R28 Diameter 43mm 7 buttons Thread Button Bits For Quarry Granite Rock Bits
Specification of the drill bits:
• Thread: R28
• Diameter:43mm
• Gauge Buttons: 5*9.5mm
• Front Buttons: 2*8mm
• Skirt Design: Standard
• Weight: 0.68KGS
• Skirt Design: Standard
• Carbide Design: Ballistic
• Face Design: Flat
Advantages:
1.Entire CNC processing procedure ensure the quality consistency
2.Military grade requirements of heat-treatment guarantee durability
3.Fast penetration rates, and straight and clean hole quality. Long life of drilling holes.
We have a professional team who focus on customer service. So just let us know your idea or usage, and then we can provide the drawing to you for confirmation.
by which the drilling bits body will hold the carbide buttons so tightly that reduce the risk of buttons’ dropping out of the holes.
In order to better resist the abrasiveness of rock, spherical shape will be a good option for the carbide if high speed is not a necessity.
Main Diameter 40mm, 41mm, 43mm, 45mm.
Carbide shape: Dome, Ballistic , Semi-Ballistic,
Skirt body : Standard
drifting drill rod<span microsoft="" yahei";="" font-size:="" 14px;"="" font-size:14px;"="" style="box-sizing: border-box; margin: 0px; padding: 0px; overflow-wrap: break-word; font-family: Arial; font-size: 14px;">Drift rod size : R32-R28-H28 2600mm, 3100mm
Rock Drill Bits: R Has good wear properties
• It is available in sizes 38 mm40mm, 41mm, 43mm, 45mm.
R28 Threaded 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 |
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