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32 38 40 42 44 46mm mining tungsten carbides taper button rock drill bit
Specifications:
|
BIT DIA(MM)
|
TAPER ANGLE (°)
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FLUSHING HOLES QUANTITY
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SKIRT LENGTH (MM)
|
|
32
|
7 °/11°/12°
|
1~4
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55~90mm
|
|
34
|
|||
|
36
|
|||
|
38
|
|||
|
40
|
|||
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42
|
|||
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44
|
|||
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46
|
|||
|
48
|
|||
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50
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