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Drifting and tunneling tools
 

1.　Drifting and tunneling tools　R25

2.　Drifting and tunneling tools　R28

3.　Drifting and tunneling tools　R32
 
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Drifting and tunneling R25

 

Drill bit Diameter Noxbutton diameter Flushinghole Weight Part NO.
mm inch Front Gauge Angle Front Side

approx

kg

Button bit

 Spherical buttons
33 1 19/64 2x7 5x7 35° 1 1 0.4  
35 1 3/8 2x7 5x8 35° 1 1 0.4  
38 1 1/2 2x7 5x8 30° 1 1 0.5  
38 1 1/2 2x7 5x9 30° 1 1 0.5  
41 1 5/8 2x9 4x9 35° 1 2 0.6  
41 1 5/8 2x8 5x9 35° 1 1 0.6  
45 1 3/4 2x9 4x11 35° 1 2 0.6  
45 1 3/4 2x8 5x10 30° 1 2 0.6  
45 1 3/4 2x8 5x11 30° 1 2 0.6  
Parabolic buttons
33 1 19/64 2x7 5x7 35° 1 1 0.4  
35 1 3/8 2x7 5x9 25° 1 1 0.4  
38 1 1/2 2x7 5x9 40° 1 1 0.5  
41 1 5/8 2x8 5x9 40° 1 1 0.6  
45 1 3/4 2x9 5x1 35° 1 2 0.6  
Reaming bit 6° 64 2 1/2 2x10 8x9 35° - - 0.8  
54 2 1/2 4x8 8x9 25° - - 0.8  
76 3 2x11 8x11 35° - - 1.2  
76 3 4x10 8x10 30° - - 1.2  
89 3 1/2 4x11 8x11 35° - - 1.7  
89 3 1/2 4x10 8x10 30° - - 1.7  
Pilot adapter 6° 26 1 1/32 12x8   - - 1.3  
Cross-type bit 33 1 19/64 14x8   1 2 0.4  
35 1 3/8 14x8   1 2 0.5  
38 /1 1/2 14x8   1 4 0.6  
41 1 5/8 14x8   1 4 0.7  
43 1 11/16 14x8   1 4 0.7  
45 1 3/4 14x8   1 2 0.8  
51 2 14x8   1 4 1.1  

 

Drifting and tunneling R25

 

Dril rod Length Diameter Weight Part NO.
mm food mm inch

apporx

kg

Dirfter rod R32-Hex25-R25

Flushing hole 8.6mm

 2100 7' 25 1'' 8.6  
2400 8' 25 1'' 9.6  
2600 8'8'' 25 1'' 10.4  
2800 9' 25 1'' 11.1  
3090 10' 25 1'' 12.2  
3700 12' 25 1'' 14.6  

Extension rod R25-Hex25-R25

Flushing hole 8.6mm

 915 3' 25 1'' 3.4  
1000 3'3'' 25 1'' 4.0  
1220 4' 25 1'' 4.6  
1525 5' 25 1'' 5.8  
1830 6' 25 1'' 7.0  
2435 8' 25 1'' 9.3  
3050 10' 25 1'' 12.0  

Speed rod R25-Hex25-R25

Flushing hole 8.6mm

 610 2' 25 1'' 2.7  
1220 4' 25 1'' 5.1  
           
           
           
           

 

Shank and rod Length Diameter Weight Part NO.
mm food mm inch

apporx

kg
Shank adapter /rod Shank 22mmx108mm
610 2' 22 7/8 2.6  
760 2'6'' 22 7/8 2.9  
1000 3'3'' 22 7/8 3.7  
1200 4' 22 7/8 4.4  
1830 6' 22 7/8 6.3  
2435 8' 22 7/8 8.1  
3200 10'6'' 22 7/8 10.6  
3600 12'' 22 7/8 12.0  
Shank 25mmx159mm
2700 8'10'' 25 1'' 11.3  
3200 10'6'' 25 1'' 13.7  

 

Coupling Length Diameter Thread Weight Part NO.
mm inch mm inch

approx

kg

Coupling sleeves

 155 6 1/8 44 1 3/4 R32 1.0  
150 5 7/8 35 1 3/8 R25 0.7  
160 6 5/16 38 1 1/2 R25 1.3  
Coupling sleeves of different diameter 150 5 7/8 45 1 3/4 R25-R32 1.1  
160 6 5/16 45 1 3/4 R25-R32 1.2  
160 6 5/16 56 1 13/64 R25-R38 2.5  
170 6 3/4 56 1 13/64 R25-T38 3.2  

 

Drifting and tunneling R28

 

Drill Bit Diameter Noxbutton diameter Flushinghole Weight Part NO.
mm inch Front Gauge Angle Front Side

approx

kg
Spherical buttons
37 1 29/64 2x7 5x9 30° 1 1 0.5  
38 1 1/2 2x8 4x9 30° 1 2 0.6  
38 1 1/2 2x7 5x9 30° 1 1 0.6  
41 1 5/8 2x8 5x9 35° 1 1 0.7  
43 1 11/16 2x9 5x9 35° 1 2 0.8  
45 1 3/4 2x9 5x10 30° 1 2 0.9  
45 1 3/4 3x8 6x9 35° 1 2 0.9  
Parabolic buttons
37 1 29/64 2x7 5x9 30° 1 1 0.5  
38 1 1/2 2x8 4x9 30° 1 2 0.6  
38 1 1/2 2x7 5x9 30° 1 1 0.6  
41 1 5/8 2x8 5x9 35° 1 1 0.7  
43 1 11/16 2x9 5x9 35° 1 2 0.8  
45 1 3/4 2x9 5x10 30° 1 2 0.9  
45 1 3/4 3x8 6x9 35° 1 3 0.9  
48 1 7/8 2x9 5x11 30° 1 2 1.0  
48 1 7/8 3x8 6x9 35° 1 3 1.0  
64 2 1/2 2x10 8x9 35° - - 0.8  
64 2 1/2 4x8 8x9 25° - - 0.8  
76 3 2x11 8x11 35° - - 1.2  
76 3 4x10 8x10 30° - - 1.2  
89 3 1/2 4x11 8x11 35° - - 1.7  
89 3 1/2 4x10 8x10 30° - - 1.7  
26 1 1/32 12x8 - - - 1.5  
 
38 1 1/2 14x8 - 1 2 0.6  
41 1 5/8 14x8 - 1 4 0.7  
43 1 11/16 14x8 - 1 4 0.7  
45 1 3/4 14x8 - 1 4 0.9  
51 2 14x8 - 1 4 1.1  

 

Drifting and tunneling R28

 

Drill rod mm foot mm inch Weight Part NO.
approx kg

Drifter rod R32-Hex28-R28

Flushing hole 8.8mm

 2400 7'10'' 28 1 1/8    
2750 9' 28 1 1/8    
3700 12'11/2' 28 1 1/8    
4000 13'1'' 28 1 1/8    
4310   28 1 1/8    
4920   28 1 1/8    

Dirfter rod R38-Hex32-R28

Flushing hole9.6mm

 2900   32 1 1/4    
3090   32 1 1/4    
3700   32 1 1/4    
4310   32 1 1/4    
           
           

Drifter rod R32-Hex32-R28

Flushing hole9.6mm

 3090   32 1 1/4    
3700   32 1 1/4    
           
           
           
           
Drifter rod R32-Hex32-R28 3090   32 1 1/4    
3700   32 1 1/4    
4000 13'1'' 32 1 /4    
4310   32 1 /4    
           
           

Extens rod R28-Hex28-R28

Flushing hole 8.8mm

 3050 10' 28 1 1/8    
           
           
           
           
           

Speed rod R28-Hex28-R28

Flushng hole 8.8mm

 3050 10' 28 1 1/8    
           
           
           
           
           

 

Coupling Length Diameter Thread Weight Part NO.
mm inch mm inch

approx

kg

Coupling sleeves

 150 5 7/8 44 1 3/4 R32 1.0  
150 5 7/8 40 1 37/64 R28 0.9  
170 6 3/4 55 2 5 /32 R38 2.0  
Coupling sleeves of different diameter 160 6 5/16 45 1 3/4 R28-R32 1.2  
160 6 5/16 56 1 13/64 R28-R38 2.5  

 

Drifting and tunneling R32

 

Drill bit Diameter Noxbutton diameter Flushinghole Weight Part NO.
mm inch Front Gauge Angle Front Side

approx

kg
Spherical buttons
41 1 5/8 2x9 4x9 35° 1 1 0.6  
41 1 5/8 2x8 5x9 35° 1 1 0.7  
43 1 11/16 2x9 5x9 35° 1 2 0.7  
43 1 11/16 2x9 5x20 35° 1 1 0.7  
43 1 11/16 2x9 6x9 40° 2 - 0.7  
45 1 3/4 2x9 5x11 30° 1 1 0.8  
45 1 3/4 2x9 6x10 35° 2 - 0.8  
45 1 3/4 3x8 6x10 30° 3 - 0.8  
48 1 7/8 2x9 5x11 35° 1 1 0.9  
48 1 7/8 2x9 6x10 40° 2 - 0.9  
48 1 7/8 3x8 6x10 40° 3 - 0.9  
48 1 7/8 3x9 6x10 30° 3 - 0.9  
51 2 2x10 5x11 35° 1 1 1.0  
51 2 2x10 6x10 40° 2 - 1.0  
51 2 3x9 6x10 35° 3 - 1.0  
57 2 1/4 3x9 6x11 35° 3 - 1.3  
64 2 1/2 3x101x10 6x11 35° 3 - 1.6  
64 2 1/2 4x10 8x10 40° 2 - 1.6  
76 3 4x11 8x11 40° 2 - 2.6  
Peralolic buttons
41 1 5/8 2x8 5x9 40° 1 1 0.7  
43 1 11/16 2x9 5x9 40° 1 2 0.7  
43 1 11/16 2x9 6x9 40° 2 - 0.7  
43 1 11/16 3x8 6x8 40° 3 1 0.7  
45 1 3/4 2x9 5x11 30° 1 2 0.8  
45 1 3/4 2x9 6x9 40° 2 2 0.8  
45 1 3/4 3x8 6x9 40° 3 1 0.8  
48 1 7/8 2x9 5x11 35° 1 1 0.9  
48 1 7/8 2x9 6x10 40° 2 - 0.9  
48 1 7/8 3x8 6x10 40° 3 - 0.9  
51 2 2x10 6x10 40° 2 - 1.0  
51 2 3x9 6x10 40° 3 1 1.0  
54 2 1/8 3x9 6x10 40° 3 1 1.0  
57 2 1/4 3x9 6x11 35° 3 - 1.3  
64 2 1/2 4x10 8x10 40° 2 - 1.6  

 

Drifting and tunneling R32

 

Drill bit Diameter Nox botton diameter Flushinghole Weight Part NO.
mm inch Front Gauge Angle Front Side

approx

kg
Retrac button bit Spherical buttons
45 1 3/4 3x8 6x9 40° 3 - 1.1  
48 1 7/8 3x9 6x10 30° 3 - 1.2  
51 2 3x9 6x10 30° 3 - 1.4  
64 2 1/2

3x10

1x10

 6x11 35° 3 - 2.2  
64 2 1/2 4x10 8x10 40° 2 - 2.2  
76 3

4x11

1x11

 8x11 35° 4 1 3.5  
Parabolic buttons
45 1 3/4 3x8 6x9 40° 3 - 1.1  
48 1 7/8 3x9 6x10 30° 3 - 1.2  
51 2 3x9 6x10 30° 3 - 1.4  
64 2 1/2

3x10

1x10

 6x11 35° 3 - 2.2  
64 2 1/2 4x10 8x10 40° 2 - 2.2  
76 3

4x11

1x11

 8x11 35° 4 1 3.5  
Dome bit for reaming Spherical buttons
76 3 1x13 9x13 35° 3 1 2.0  
89 3 1/2 1x13 14x13 35° 2 2 2.6  
102 4 1x13 16x13 35° 2 2 3.2  
127 5 1x13 18x13 35° 3 1 4.6  
Parabolic buttons
76 3 1x13 9x13 35° 3 1 2.0  
89 3 1/2 1x13 14x13 35° 2 2 2.6  
102 4 1x13 16x13 35° 2 2 3.2  
127 5 1x13 18x13 35° 3 1 4.8  

Reaming bit 6°

 64 2 1/2 2x10 8x9 35° - - 0.8  
64 2 1/2 4x8 8x9 25° - - 0.8  
76 3 2x11 8x11 35° - - 1.2  
76 3 4x10 8x10 30° - - 1.2  
89 3 1/2 4x11 8x11 35° - - 1.7  
89 3 1/2 4x10 8x10 30° - - 1.7  

Pilot adapter 6°

 26 1 1/32 12x8 12x8   - - 1.5  
                 
                 
                 
                 

Reaming bit 12°

 89 3 1/2 4x10 8x12 35° - - 1.8  
102 4 4x12 8x12 35° - - 2.1  
127 5 4x12 8x12 35° - - 4.0  
127 5 4x13 8x13 35° - - 4.0  
                 

Pilot adapter 12°

 40 1 37/64 15x10     - - 2.2  
                 
                 
                 
                 

Cross-type bit

 41 1 5/8 16x10   1 4 0.7  
43 1 11/16 16x10   1 2 0.8  
45 1 3/4 16x10   1 4 0.9  
48 1 7/8 16x10   1 4 0.9  
51 2 16x10   1 4 1.2  
57 2 1/4 16x10   1 4 1.3  
64 2 1/2 18x13   1 4 1.5  
 

 

Drifting and tunneling R32

 

Drill Rod Length Diameter Weight Part NO.
mm foot mm inch

approx

kg
2400 7'10' 32 1 1/4 15.3  
3090 10'11/2''' 32 1 1/4 19.8  
3400 11'13/4'' 32 1 1/4 21.7  
4000 13'13/8'' 32 1 1/4 25.5  
4310 14'11/2'' 32 1 1/4 27.5  
4920 16'11/2'' 32 1 1/4 31.3  
5530 18'11/2'' 32 1 1/4 35.2  
3090 10'11/2'' 35 1 3/8 24.0  
3700 12'11/2'' 35 1 3/8 28.7  
4000 13'13/8'' 35 1 3/8 31.1  
4310 14'11/2'' 35 1 3/8 33.4  
4920 16'11/2'' 35 1 3/8 37.8  
5530 18'11/2'' 35 1 3/8 42.9  
6100 20' 35 1 3/8 47.3  
3700 12'11/2'' 35 1 3/8 29.0  
4310 14'11/2'' 35 1 3/8 34.1  
4920 16'11/2'' 35 1 3/8 38.8  
5530 18'11/2'' 35 1 3/8 43.6  
6100 21' 35 1 3/8 50.3  
           

 

Coupling Length Diameter Thread

Weight

approx

kg

 Part NO.
mm inch mm inch
Coupling sleeves 170 6 3/4 55 2 5/32 R38 1.8  
190 7 1/2 55 2 5/32 T38 2.0  

Coupling sleeves of different diameter

 150 6 1/8 45 1 3/4 R25-R32 1.1  
160 6 1/4 45 1 3/4 R25-R32 1.2  
160 6 1/4 45 1 3/4 R28-R32 1.2  
160 6 1/4 55 2 5/32 R32-R38 1.8  
170 6 3/4 55 2 5/32 R32-R38 2.0  
180 7 1/16 55 2 5/32 R32-R38 2.2  
210 8 1/4 55 2 5/32 R32-R38 2.8  
170 6 3/4 56 2 1/8 R32-T38 2.1  
180 7 1/16 56 2 1/8 R32-T38 2.2  
210 8 1/4 56 2 1/8 R32-T38 2.8  
190 7 1/2 63 2 33/64 R32-T45 3.2  
 

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