Sandstone Top Hammer Drilling Button Bit , Limestone Rock Drilling Bit
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Sandstone Top Hammer Drilling Button Bit , Limestone Rock Drilling Bit
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Features
Basic Infomation
Place of Origin: Germany, China
Brand Name: ROSCHEN
Certification: ISO
Model Number: T38-76
High Light:

dth drilling tools

,

diamond core drilling bits

Payment & Shipping Terms
Packaging Details: Carton, Wooden box
Supply Ability: 5000pcs
Specifications
Product Description


T38 76mm Wagon Drill Button Bit for Sandstone , Limestone Rock Drilling

 


R32 41mm, T38 76mm, T45 89mm, T51 102mm threaded drill button bits

Button bits with 6tips, 7tips, 8tips, we do them according to customers' requirement. We can manufacture the following types:
 

A. Taper button bit

Tapered button bit(28mm, 30mm, 32mm, 33mm, 34mm, 36mm, 38mm, 40mm, 42mm, 44mm and so on. With different degree taper)
Tapered Rod (Rod 19mm, 22mm, 25mm; Shank hex, 19mm, 22mm)
Internal Drill rods(chisel bit integral rod. 19mm, 22mm; Shank hex. 19mm, 22mm)

 

B. Thread Button Bit

Thread button bit (33mm, 35mm, 45mm, 51mm, 57mm, 64mm, 70mm, 76mm, 89mm, 102mm, 115mm, 127mm and so on.   
R25--38mm, R25--41mm, R28--38mm, R28--41mm              
R32; R32--45mm, R32--76mm, R32--89mm, R32--102mm   
T38; T38--64mm, T38--76mm, T38--89mm, T38mm--102mm    
T45; T45--89mm, T45--102mm             
T51; T51--89mm, T51--115mm, T51--127mm  

 

Taper Button Bit(Knock off bit)

Tapered button bit diameter: 28mm, 30mm, 32mm, 34mm, 36mm, 40mm, etc.                                              Tapered bit degree: 4.46 degree, 7 degree, 11 degree, 12 degree, etc;


Threaded button bit:

Button bit diameter: 38mm to 152mm; 
Button bit thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, GT60, ST58, ST68, SR32, and SR35;  
Button bit face design: flat face, dome face, drop center face;   
Button bits carbides style: hemi-spherical (round), Parabolic (semi-ballistic), Ballistic (conical)   
As a leading manufacture, has the most comprehensive range of thread button bits with superior quality and lowest cost in tophammer drilling fields.
                   
        
Features & benefits:

1. Different front designs for various rock formations
2. Longer service life
3. Improved hole straightness
4. Lowest cost per meter drilled



Size and Specification:

 

Thread Diameter range Skirt Design Face Design Button Design
Normal Retrac Flat Face Drop Centre Hemispherical Ballistic Conical
R22 22-30mm yes no yes no yes no no
R25 35-57mm yes no yes no yes yes no
R28 36-57mm yes no yes no yes no no
R32 41-76mm yes yes yes yes yes yes no
R35 48-51mm yes yes yes yes yes yes no
R38 57-127mm yes yes yes yes yes yes yes
                 
T38 64-102mm yes yes yes yes yes yes yes
T45 76-127mm yes yes yes yes yes yes yes
T51 89-140mm yes yes yes yes yes yes yes
T60 102-152mm yes yes yes yes yes yes yes
                 
ST58 89-140mm yes yes yes yes yes yes yes
GT60 93-140mm yes yes yes yes yes yes yes
ST68 102-152mm yes yes yes yes yes yes no
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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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