R25 / R28 / R32 6 12 Degree Pilot Adapter Reaming Bit For Quarrying Drilling
5 pcs
MOQ
$1-9
Price
R25 / R28 / R32 6 12 Degree Pilot Adapter Reaming Bit For Quarrying Drilling
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Features
Basic Infomation
Place of Origin: Germany
Brand Name: ROSCHEN
Certification: CE, ISO
Model Number: R25, R28, R32
High Light:

dth drilling tools

,

concrete core drill bit

Payment & Shipping Terms
Packaging Details: Carton/Wooden box
Supply Ability: 2000pcs
Specifications
Product Description

R25 / R28 / R32 6 12 Degree Pilot Adapter Reaming Bit For Quarrying Drilling 
 

R25 / R28 / R32 6 12 Degree Pilot Adapter Reaming Bit For Cut Holes Quarry Mining  




Introduction: 
 

Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. 



Button bit and Insert types

Spherical Button Characteristics
1. Universal button
2. Good wear resistance
3. Best suited for hard ground
4. 27000-48000PSI(180 to 320Mpa)
5. Suited for abrasive to very abrasive drilling conditions 



Ballistic Button Characteristics
1. Fast Penetration
2. Best suited for soft rock
3. 10000-20000PSI(70 to 140Mpa)
4. Suited for non-abrasive drilling conditions

 


Description: 

Product Name: Different rock hardness drilling button bit
Description: 1. For different rock hardness mining, tunneling, quarrying button bit.             2. Button bit Made with high quality of best quality alloy steel bar and tungsten carbide, 
through heat treatment.
Material: Alloy steel bar and tungsten carbide bit
MOQ: Trial order 1-5pcs
Body Type: Normal type and retract type
Thread type: R25,R28,R32,R38,T38,T45,T51,ST58,ST68
Diameter 32mm-152mm
Button bit shape Spherical and Ballistic
Face shape Flat shape ,Drop-center shape, Dome Bit 
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Get in touch with us
Contact Person : Mr. Bill, George, Michael
Tel : 13764195009
Fax : 86-021-54380177
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