R22/SR22 Button drill bit

Drifting and tunnelling tools include rods, shank adapters, couplings and bits.

KAT R22/SR22 Button Drill Bits

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PRODUCTS DETAILS

Drifting and tunnelling tools include rods, shank adapters, couplings and bits.


We have mainly 11 threads: SR22,SR25,R25, SR28,R28,SR32,R32,SR38,R38 and T35. Diameter: 38-127mm,They can be used with button bits, cross bits and reaming products.


Advantages:

1. The drill bit body is made of 50R61 steel

2.The head carbide is YK05 or T6

3.Diameter:32mm-45mm

4.Package:in wooden case or in carton.

5.Productivity:50000pcs/ month



R22/SR22 Thread Button bit

Button bit

Carbide dimension

Dimensions D

Flushing hole

Gauge

Front 

[No.] 

 [mm]

[No.] 

 [mm]

[mm]

[in]

Front 

Side

 R22-Button-bit

5

7

2

7

32

1 1/4″

1

1

5

7

2

7

32

1 1/4″

1

1

5

8

2

7

34

1 11/32″

1

1

5

8

2

7

34

1 11/32″

1

1

5

8

2

7

35

1 3/8″

1

1

5

9

2

7

38

1 1/2″

1

1

5

9

2

9

41

1 5/8″

1

1

5

9.5

2

8

43

1 11/16″

1

1

5

10

2

9

45

 1 3/4″

1

1


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