| Place of Origin: | Henan in China |
|---|---|
| Packaging Details: | export standard package |
Specifications
PDC Anchor shank drill bit
Application: Apply to the anchor-network support hole drilling in coal mine, transportation, hydropower, and so on.
Characteristics: high wear resistance and impact-resistant toughness; long drilling life,, drilling efficiency can be promoted sharply in penetration of soft and medium soft formation; laber intensity can be reduced.
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Colliery Drilling Tools
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Main Standard(mm)
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|||
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D
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H
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L
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M
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Thread joint
|
27
|
44
|
17
|
M14×1.5
|
|
27
|
54
|
17
|
M12×1.75
|
|
|
28
|
54
|
20
|
M12×1.75
|
|
|
29
|
52
|
18
|
M14×1.5
|
|
|
30
|
50
|
18
|
M14×1.5
|
|
|
32
|
52
|
22
|
M14×1.5
|
|
|
32
|
56
|
22
|
M12×1.75
|
|
