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With professional and productive factory, HAINAISEN is one of the leading China coal rock drill bit manufacturers. Welcome to wholesale coal rock drill bit from us, we always have cheap products to offer you.
Suitable for soft-medium hard rock formation with f≤8.
Size: ¢ 27mm-¢42mm
Suitable for medium hard rock formation with f≤10.
Size: ¢ 27mm- ¢ 42mm
Suitable for more integrated and hard rock formation with f≤12. Size: ¢ 27mm- ¢ 42mm
(Also can made by your requirements or drawing or sample)
Model |
Applied Terrane |
|
PDC 2Wing anchor shank drill bit |
Half disk normal |
For the terrane of ≤8 |
Whole disk normal |
For the terrane of of ≤10 |
|
Whole disk reinforced |
For the terrane of of ≤15 |
|
PDC 3Wing anchor shank drill bit |
Half disk normal |
For the terrane of of ≤15 |
Half disk reinforced |
For the terrane of of ≤18 |
|
Type |
Size(mm) |
Height(mm) |
Nozzle |
|
Normal Type |
27 |
48 |
Number |
Size(mm) |
28 |
48 |
|||
29 |
48 |
3 |
4 |
|
30 |
48 |
|||
32 |
48 |
|||
36 |
52 |
|||
Dia(mm) |
Weight on bit(KN) |
Rotary Speed(RPM) |
Thread(mm) |
Connection Type |
28 |
4~6 |
805~900 |
12*2
|
pin thread connection |
30 |
4~6 |
805~900 |
pin thread connection |
|
32 |
4~6 |
805~900 |
pin thread connection |
|
42 |
6~8 |
300~500 |
pin/box thread connection |
|
Note: | ||||
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