OEM China Oil Fishing Jars - ROCK DRILL BIT – Gaofeng

Tapered Bore Ball Teeth Rock Bit

 

D

Teeth No. & Teeth OD

Side Teeth Angle

 

Taper Degree

 

Product Code

 

Weight

Kg

 

mm

inch

Side Teeth

Core Teeth

 4

38

40

42

1 1/2

1 9/16

1 21/32

3×9

3×9

3×9

1×8

1×8

1×9

40°

141-3804-2764

141-4004-2764

141-4204-2764

0.3

0.4

0.4

5 

30

32

38

40

42

1 3/16

1 1/4

1 1/2

1 9/16

1 21/32

3×7

3×7

3×9

3×9

3×9

2×6

2×7

2×7

2×8

2×8

40°

12°

12°

141-3005-2764

141-3205-2764

141-3805-2764

141-4005-2764141-4205-2764

0.3

0.3

0.3

0.4

0.5

 6

32

35

38

41

42

1 1/4

1 3/8

1 1/2

1 5/8

1 21/32

5×7

5×8

5×9

5×9

5×9

2×7

2×7

2×7

2×8

2×8

   40°

12°

12°

12°

11°

12°

141-3207-2204

141-3507-2204

141-3807-2204

141-4107-2204

141-4207-2204

0.3

0.3

0.4

0.4

0.5

7

32

35

38

40

41

42

1 1/4

1 3/8

1 1/2

1 5/8

1 9/16

1 21/32

6×7

6×8

6×9

6×9

6×9

6×9

2×7

2×7

2×8

2×8

2×8

2×8

40°

12°

12°

141-3208-2264

141-3508-2264

141-3808-2264

141-4008-2264

141-4108-2264

141-4208-2264

0.3

0.3

0.4

0.4

0.4

0.5

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