Button bit Type 25

Gauge diameter

Gauge 

angle [°]

Button × Button dia.[mm]

Flushing hole

Weight

[Kg]

Part number

[mm]

[in]

Gauge

Face

Side

Face

102

4"

35

8×14

6×13

-

2

5.8

68WDPVS102R25M

115

4 1/2"

35

8×14

7×13

-

2

7.8 

68WDPVS115R25M

127

5"

35

8×16

8×14

-

2

10.2 

68WDPVS127R25M

Button bit Type 23

Gauge diameter

Gauge 

angle [°]

Button × Button dia.[mm]

Flushing hole 

Weight

[Kg]

Part number

[mm]

[in]

Gauge

Face

Side

Face

102

4"

35

9×13

6×13

-

3

5.8

68WDPVS102R23M

115

4 1/2"

35

9×13

7×13

-

3

7.8 

68WDPVS115R23MS

115

4 1/2"

35

9×14

7×14

-

3

7.9 

68WDPVS115R23M

127

5"

35

9×14

7×14

-

3

10.2 

68WDPVS127R23MS

127

5"

35

9×16

7×16

-

3

10.3 

68WDPVS127R23M

Button bit Type 55

Gauge diameter

Gauge 

angle [°]

Button × Button dia.[mm]

Flushing hole

Weight

[Kg]

Part number

[mm]

[in]

Gauge

Face

Side

Face

102

4"

35

8×14

6×14

-

4

5.7

68WDPVS102R55M

115

4 1/2"

35

8×14

8×14

-

4

7.7 

68WDPVS115R55M

127

5"

35

8×16

4×16,4×14

-

4

10.1 

68WDPVS127R55M

Button bit Type 85

Gauge diameter

* Gauge

angle [°]

Button × Button dia.[mm]

Flushing hole

Weight

[Kg]

Part number

[mm]

[in]

Gauge

Face

Side

Face

102

4"

20-40

8×12

7×12

-

2

5.6

68WDPVS102BB85H

115

4 1/2"

20-40

8×14

8×12

-

2

7.6 

68WDPVS115BB85H

127

5"

20-40

8×14

4×14, 4×12

-

2

10.0 

68WDPVS127BB85H

* Face angle 20°,Gauge angle 40°

TUBE DRILLING EQUIPMENT

54  

BENCH & LONG HOLE DRILLING EQUIPMENT

ST68 (2 3/4") 

SERIES (Recommended gauge diameter 

Ø

102 - 

Ø

127)

Male / Female drill tube

Shank adapter

Standard item list - CUSTOM BUTTONS AND FLUSHING CONFIGURATIONS ARE AVAILABLE UPON REQUEST

For details of bit design, please refer to p.16

Reaming bit

Retrac bit

Button bit