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R28 Drill Bit Thread button bits  buy in Guiyang
Buy R28 Drill Bit Thread button bits
R28 Drill Bit Thread button bits

R28 Drill Bit Thread button bits

Code: 3038R2807
Custom order, 20 days
Price:
174.24 CNY
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China, Guiyang
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Technical characteristics
  • BrandMaxdrill
  • Country of manufactureChina
  • ColorRed
  • ApplicationDrifting and tuneling
  • TypeCore Drill Bit, Center Drill Bit
Description
Product Description

Part NO. 3038R2807

Bit Diameter: 38mm

Website: www. maxdrillrocktools. com

Length of drill rod:  2800mm - 4310mm

Button bit design:  Flat face, drop centre, Normal and Retrac body.

Tungsten carbide (Buttons): Spherical, Ballistic and Conical.

Applications: Drifting, Tunneling, Bench

We have different designs for various rock formations, longer service life to decrease use costs for users.

Button Bit ( R28)

D

Flushing hole (mm)

Buttons

(mm)

Angle

Class

Part No.

mm

inch

Gauge

Front

Gauge

Front

38

41

43

45

1 1/2”

1 5/8”

1 11/16”

1 3/4”

2×5

2×5

2×5

2×5

1×5

1×5

1×5

1×5

5×9

5×6

5×10

5×11

2×7

2×8

2×8

2×9

30°

30°

30°

30°

H

H

H

H

3038R2807

3041R2807

3043R2807

3045R2807

41

1 5/8”

2×5

2×5.5

6×9

2×8

30°

S

3041R2808

43

45

1 11/16”

1 3/4”

——

1×5

3×5

3×5

6×9

6×10

3×8

3×8

30°

30°

M

M

3043R2809

3045R2809

 

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R28 Drill Bit Thread button bits
R28 Drill Bit Thread button bits
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