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Litian Heavy Industry Machinery Co., Ltd.
Litian Heavy Industry Machinery Co., Ltd.
Bit Mining
Drill Button Bits
Hard Bit Mining
China Drill Bit
Bit Mining
Drill Button Bits
Hard Bit Mining
China Drill Bit

Reaming Bit

Reaming bit is a hole opener that drills a pilot hole to a certain depth and then reams the hole to a larger diameter. It is mainly used for center hole reaming in long hole drilling. Reaming bits are divided into dome reaming bits and pilot reaming bits (integral type and split-type). Our reaming button bits are R25 reaming bit, R28 reaming bit, R32 reaming bit, R35 reaming bit, R38 reaming bit, T38 reaming bit, T45 reaming bit, T51 reaming bit...

Specification Of Reaming Bit

R32 Dome Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.


[mm]


[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]


[kg]



76


3”


2×11  1×10


9 × 12


4


-


1.8


R32-7612KK


505-076-3124


89

3 1/2

3 × 10

12 × 12

2

1

2.5

R32-8915KK

505-089-3123


R35 Dome Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.


[mm]


[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]


[kg]



102

4”

4×9  2×8

14 × 12

1

2

4.9

R35-10220KK

506-102-6143


R25 Pilot Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.


[mm]


[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]


[kg]



64


2 1/2


2×9  2×8


8 × 10


-


3


1.8


R25-6412DX


902-064-483


76

3”

2 × 8

10 × 11

2

-

2.3

R25-7612DX

902-076-2102


R28 Pilot Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.


[mm]


[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]


[kg]



76

3”

3 × 8

10 × 11

1

3

2.6

R28-7613DX

903-076-3104


R32 Pilot Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.

[mm]

[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]

[kg]



76


3”


3 × 10


9 × 12


1


3


2.0


R32-7612DX


905-076-394


89


3 1/2


3 × 10


12 × 12


1


2


2.7


R32-8915DX


905-089-3123


102

4”

3 × 10

12 × 13

4

-

3.2

R32-10215DX

905-102-3124


T38 Pilot Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.


[mm]


[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]


[kg]



127

5”

4 × 14

8 × 14

4

-

5.6

T38-12712DX

922-127-484


T45 Pilot Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.


[mm]


[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]


[kg]



127


5”


4 × 14


8 × 14


4


-


6.9


T45-12712DX


923-127-484


152

6”

8 × 14

8 × 14

4

-

9.3

T45-15216DX

923-152-484


T51 Pilot Reaming Bit

Diameter

Buttons

Flushing Hole

Weight

Model No.

Part No.


[mm]


[in]

Reaming Bit

[No.] × [mm]

Top Hammer Drill Bits

[No.] × [mm]

Drilling Rig Drill Bit

[No.]

Button Drill Bit

[No.]


[kg]



152

6”

8 × 14

8 × 14

1

1

9.3

T51-15216DX

924-152-882



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